UPSA Object Registry
Registry · deep sky

* alf Ori

RedSG SIMBAD s*r M1-M2Ia-Iab 1,798 papers SIMBADVizieR
Right ascension
05h 55m 10.31s
Declination
+07° 24′ 25.4″
Galactic l, b
199.79, -8.959
Magnitude V
0.42
Parallax
6.55 mas
Redshift z
7.309e-05
Radial velocity
21.91 km/s
Proper motion
27.54, 11.3 mas/yr

Also known as

46 identifiers

2MASS J05551028+0724255* 58 OriAAVSO 0549+07ADS 4506 APAG+07 681* alf OriV* alf OriBD+07 1055NAME BetelgeuseCCDM J05552+0724APCSI+07 1055 1EIC 108FK5 224GC 7451GCRV 3679GEN# +1.00039801GSC 00129-01873** H 639AHD 39801HIC 27989HIP 27989HR 2061IRAS 05524+0723IRC +10100JCMTSE J055510.1+072426JCMTSF J055510.1+072426JP11 1282** KAR 1N30 1266PLX 1362PLX 1362.00PMC 90-93 162PPM 149643RAFGL 836SAO 113271SKY# 9804TD1 5587TIC 269273552TYC 129-1873-1UBV 21314WDS J05552+0724AWDS J05552+0724Aa,AbWDS J05552+0724Aa,AcWEB 5485YZ 7 2503[LFO93] 0552+07

Recorded parameters

1 quantity with a single published value
ParameterValueUnitUncertainty As publishedSourceReference
Projected rotation v·sin i 14.3 km/s ± 3.8 SIMBAD 2023ApJS..266...11B

Published measurements

10 quantities measured more than once
One object can carry a dozen published estimates of the same quantity. The register keeps them side by side rather than picking a winner — the citation is part of the value.

Parallax 3 values

ValueUnitUncertainty Band / methodSourceReferenceYear
6.55 mas ± 0.83 SIMBAD 2007A&A...474..653V 2007
7.63 mas ± 1.64 SIMBAD 1997A&A...323L..49P 1997
9.8 mas ± 4.7 SIMBAD 1995GCTP..C......0V 1995

Effective temperature 9 values

ValueUnitUncertainty Band / methodSourceReferenceYear
3,633 K SIMBAD 2025A&A...693A.163T 2025
3,779 K SIMBAD 2023ApJS..266...11B 2023
4,250 K SIMBAD 2023MNRAS.519.5472M 2023
4,039 K SIMBAD 2021MNRAS.505.4496G 2021
3,654 K SIMBAD 2019A&A...627A.138A 2019
3,633 K SIMBAD 2011A&A...531A.165P 2011
3,540 K SIMBAD 2000ApJ...530..307C 2000
3,540 K SIMBAD 2000ApJ...537..205R 2000
3,605 K SIMBAD 1998AJ....116..981V 1998

Spectral type 24 values

ValueUnitUncertainty Band / methodSourceReferenceYear
M2II SIMBAD 2020MNRAS.491.2280S 2020
M2I SIMBAD 2005ApJ...628..973L 2005
O-rich SIMBAD 1997ApJS..112..557K 1997
Ma SIMBAD 1993yCat.3135....0C 1993
M1-M2Ia-Iab SIMBAD 1989ApJS...71..245K 1989
M1.5Iab SIMBAD 1973ARA&A..11...29M 1973
M2Iab SIMBAD 1962MtSOM...4....1B 1962
M2Iab OP SIMBAD 1961UppAn...4j...1L 1961
M2Iab SIMBAD 1959MtSOM...3....1B 1959
M2 IA SB S SIMBAD 1958ApJ...128..572B 1958
M2Ib S SIMBAD 1958ApJ...128..604H 1958
M2Iab G SIMBAD 1957ApJ...125..661W 1957
Show the remaining 12
ValueUnitUncertainty Band / methodSourceReferenceYear
M2Iab P SIMBAD 1957PASP...69...31B 1957
M2Ib G SIMBAD 1956ApJ...123..210D 1956
M2Iab P SIMBAD 1956ApJ...123..440S 1956
M2Iab G SIMBAD 1956ApJ...124..342S 1956
M2Ib SIMBAD 1955MmMtS..12..125W 1955
M2Iab SIMBAD 1954ApJS....1..175B 1954
M2Iab SIMBAD 1954AJ.....59..396B 1954
M2Ib P SIMBAD 1953MNRAS.113..510F 1953
M2Iab P SIMBAD 1950ApJ...112..362M 1950
M2Ib G SIMBAD 1945ApJ...101..265K 1945
M2Ib P SIMBAD 1943MKAtl.C......0M 1943
M2Ib P SIMBAD 1942ApJ....95..461K 1942

Metallicity 8 values

ValueUnitUncertainty Band / methodSourceReferenceYear
-0.111 dex SIMBAD 2025A&A...693A.163T 2025
-0.064 dex SIMBAD 2025A&A...693A.163T 2025
-0.126 dex SIMBAD 2023ApJS..266...11B 2023
0.75 dex SIMBAD 2021MNRAS.505.4496G 2021
-0.21 dex SIMBAD 2019A&A...627A.138A 2019
0.01 dex SIMBAD 2011A&A...531A.165P 2011
0 dex SIMBAD 2000ApJ...530..307C 2000
0.05 dex SIMBAD 2000ApJ...537..205R 2000

Radial velocity 20 values

ValueUnitUncertainty Band / methodSourceReferenceYear
20.07 km/s ± 1.47 v SIMBAD 2023ApJS..266...11B 2023
20.1 km/s ± 2.5 v SIMBAD 2023MNRAS.519.5472M 2023
21.91 km/s ± 0.51 V SIMBAD 2005A&A...430..165F 2005
21 km/s v SIMBAD 1995A&AS..114..269D 1995
21 km/s ± 0.9 v SIMBAD 1953GCRV..C......0W 1953
22.7 km/s v SIMBAD 1951PDAO....9..167W 1951
10 km/s v SIMBAD 1945PASP...57...95A 1945
20.8 km/s v SIMBAD 1941ApJ....93...11A 1941
20.3 km/s v SIMBAD 1933ApJ....77..110S 1933
21 km/s v SIMBAD 1928AnCap..10h...1J 1928
21 km/s v SIMBAD 1928MNRAS..88..660J 1928
20.8 km/s v SIMBAD 1928PLicO..16....1C 1928
Show the remaining 8
ValueUnitUncertainty Band / methodSourceReferenceYear
20.9 km/s v SIMBAD 1916ApJ....44..250. 1916
21 km/s v SIMBAD 1913LicOB...7..113C 1913
20.3 km/s v SIMBAD 1911AnCap..10a...1H 1911
21 km/s v SIMBAD 1911LicOB...6..140C 1911
26.6 km/s v SIMBAD 1908ApJ....27..301. 1908
21.3 km/s v SIMBAD 1908PASP...20..227. 1908
10.6 km/s v SIMBAD 1900MNRAS..57..567. 1900
17.1 km/s v SIMBAD 1892Obs....15..393M 1892

Proper motion in RA 4 values

ValueUnitUncertainty Band / methodSourceReferenceYear
27.54 mas/yr ± 1.03 ICRS SIMBAD 2007A&A...474..653V 2007
27.33 mas/yr ± 2.3 ICRS SIMBAD 1997A&A...323L..49P 1997
24 mas/yr FK4 SIMBAD 1952N30...C......0M 1952
27 mas/yr FK4 SIMBAD 1933GCCat.C......0B 1933

Proper motion in Dec 4 values

ValueUnitUncertainty Band / methodSourceReferenceYear
11.3 mas/yr ± 0.65 ICRS SIMBAD 2007A&A...474..653V 2007
10.86 mas/yr ± 1.46 ICRS SIMBAD 1997A&A...323L..49P 1997
9 mas/yr FK4 SIMBAD 1952N30...C......0M 1952
7 mas/yr FK4 SIMBAD 1933GCCat.C......0B 1933

Magnitude 8 values

ValueUnitUncertainty Band / methodSourceReferenceYear
-3 mag J · V SIMBAD 2002yCat.2237....0D 2002
-4.05 mag K · V SIMBAD 2002yCat.2237....0D 2002
-3.73 mag H · V SIMBAD 2002yCat.2237....0D 2002
-1.17 mag R · V SIMBAD 2002yCat.2237....0D 2002
-2.45 mag I · V SIMBAD 2002yCat.2237....0D 2002
0.42 mag V · V SIMBAD 1966CoLPL...4...99J 1966
2.27 mag B · V SIMBAD 1966CoLPL...4...99J 1966
4.38 mag U · V SIMBAD 1966CoLPL...4...99J 1966

Spectral energy distribution 164 values

ValueUnitUncertainty Band / methodSourceReferenceYear
2,300 Jy Johnson:V · I/238A/picat VizieR I/238A/picat
2,400 Jy Johnson:V · I/239/hip_main VizieR I/239/hip_main
1,850 Jy ± 30 HIP:VT · I/239/hip_main VizieR I/239/hip_main
286 Jy ± 2 HIP:BT · I/239/hip_main VizieR I/239/hip_main
2,370 Jy ± 50 HIP:Hp · I/239/hip_main VizieR I/239/hip_main
2,150 Jy Johnson:V · I/239/tyc_main VizieR I/239/tyc_main
1,850 Jy ± 30 HIP:VT · I/239/tyc_main VizieR I/239/tyc_main
286 Jy ± 2 HIP:BT · I/239/tyc_main VizieR I/239/tyc_main
95.9 Jy IRAS:100 · I/270/cpirss01 VizieR I/270/cpirss01
62.5 Jy HIP:BT · I/275/ac2002 VizieR I/275/ac2002
1,850 Jy ± 30 HIP:VT · I/276/supplem VizieR I/276/supplem
286 Jy ± 3 HIP:BT · I/276/supplem VizieR I/276/supplem
Show the remaining 152
ValueUnitUncertainty Band / methodSourceReferenceYear
38,000 Jy ± 6,500 2MASS:Ks · I/280B/ascc VizieR I/280B/ascc
42,000 Jy ± 6,300 2MASS:H · I/280B/ascc VizieR I/280B/ascc
24,700 Jy ± 2,400 2MASS:J · I/280B/ascc VizieR I/280B/ascc
42,100 Jy 2MASS:H · I/294A/ucac2bss VizieR I/294A/ucac2bss
24,700 Jy 2MASS:J · I/294A/ucac2bss VizieR I/294A/ucac2bss
2,400 Jy Johnson:V · I/294A/ucac2bss VizieR I/294A/ucac2bss
1,850 Jy HIP:VT · I/294A/ucac2bss VizieR I/294A/ucac2bss
286 Jy HIP:BT · I/294A/ucac2bss VizieR I/294A/ucac2bss
2,370 Jy HIP:Hp · I/294A/ucac2bss VizieR I/294A/ucac2bss
42,100 Jy 2MASS:H · I/297/out VizieR I/297/out
24,700 Jy 2MASS:J · I/297/out VizieR I/297/out
507 Jy ± 9 Johnson:B · I/305/out VizieR I/305/out
2,370 Jy ± 50 HIP:Hp · I/311/hip2 VizieR I/311/hip2
38,100 Jy ± 6,600 2MASS:Ks · I/317/sample VizieR I/317/sample
42,100 Jy ± 6,300 2MASS:H · I/317/sample VizieR I/317/sample
24,700 Jy ± 2,400 2MASS:J · I/317/sample VizieR I/317/sample
38,100 Jy ± 6,700 2MASS:Ks · I/322A/out VizieR I/322A/out
42,100 Jy ± 6,200 2MASS:H · I/322A/out VizieR I/322A/out
24,700 Jy ± 2,300 2MASS:J · I/322A/out VizieR I/322A/out
286 Jy HIP:BT · I/326/pgrsdat VizieR I/326/pgrsdat
0.633 Jy ± 0.276 Johnson:B · I/342/f3 VizieR I/342/f3
1,850 Jy ± 30 HIP:VT · I/350/tyc2tdsc VizieR I/350/tyc2tdsc
286 Jy ± 3 HIP:BT · I/350/tyc2tdsc VizieR I/350/tyc2tdsc
815 Jy ± 2 WISE:W4 · I/353/gsc242 VizieR I/353/gsc242
292 Jy WISE:W3 · I/353/gsc242 VizieR I/353/gsc242
34.1 Jy WISE:W2 · I/353/gsc242 VizieR I/353/gsc242
1,090 Jy ± 20 WISE:W1 · I/353/gsc242 VizieR I/353/gsc242
38,100 Jy ± 6,600 2MASS:Ks · I/353/gsc242 VizieR I/353/gsc242
42,100 Jy ± 6,300 2MASS:H · I/353/gsc242 VizieR I/353/gsc242
24,700 Jy ± 2,400 2MASS:J · I/353/gsc242 VizieR I/353/gsc242
1,740 Jy Johnson:V · II/2B/catalog VizieR II/2B/catalog
2,470 Jy Johnson:V · II/5A/data VizieR II/5A/data
6,230 Jy Johnson:M · II/7A/catalog VizieR II/7A/catalog
15,100 Jy Johnson:L · II/7A/catalog VizieR II/7A/catalog
26,000 Jy Johnson:K · II/7A/catalog VizieR II/7A/catalog
25,500 Jy Johnson:J · II/7A/catalog VizieR II/7A/catalog
22,800 Jy Johnson:I · II/7A/catalog VizieR II/7A/catalog
8,890 Jy Johnson:R · II/7A/catalog VizieR II/7A/catalog
2,470 Jy Johnson:V · II/7A/catalog VizieR II/7A/catalog
531 Jy Johnson:B · II/7A/catalog VizieR II/7A/catalog
32 Jy Johnson:U · II/7A/catalog VizieR II/7A/catalog
32,300 Jy Johnson:H · II/7A/catalog VizieR II/7A/catalog
1,910 Jy Johnson:V · II/21A/catalog VizieR II/21A/catalog
1,740 Jy Johnson:V · II/53/catalog VizieR II/53/catalog
2,470 Jy Johnson:V · II/122B/merged VizieR II/122B/merged
95.9 Jy ± 19.2 IRAS:100 · II/125/main VizieR II/125/main
31,500 Jy ± 3,800 :=2.7um · II/161/catalog VizieR II/161/catalog
95.9 Jy IRAS:100 · II/225/psc VizieR II/225/psc
2,520 Jy Johnson:V · II/237/colors VizieR II/237/colors
36,800 Jy ± 6,300 Johnson:K · II/246/out VizieR II/246/out
41,700 Jy ± 6,200 Johnson:H · II/246/out VizieR II/246/out
25,300 Jy ± 2,400 Johnson:J · II/246/out VizieR II/246/out
3,320 Jy WISE:W4 · II/311/wise VizieR II/311/wise
381 Jy ± 1 WISE:W3 · II/311/wise VizieR II/311/wise
143 Jy ± 1 WISE:W2 · II/311/wise VizieR II/311/wise
146 Jy ± 0 WISE:W1 · II/311/wise VizieR II/311/wise
1,330 Jy ± 0 WISE:W4 · II/328/allwise VizieR II/328/allwise
22.4 Jy WISE:W3 · II/328/allwise VizieR II/328/allwise
7.46 Jy WISE:W2 · II/328/allwise VizieR II/328/allwise
1,090 Jy ± 0 WISE:W1 · II/328/allwise VizieR II/328/allwise
38,100 Jy ± 6,600 2MASS:Ks · II/328/allwise VizieR II/328/allwise
42,100 Jy ± 6,300 2MASS:H · II/328/allwise VizieR II/328/allwise
24,700 Jy ± 2,400 2MASS:J · II/328/allwise VizieR II/328/allwise
95.9 Jy IRAS:100 · II/338/catalog VizieR II/338/catalog
143 Jy ± 1 WISE:W2 · II/338/catalog VizieR II/338/catalog
146 Jy ± 0 WISE:W1 · II/338/catalog VizieR II/338/catalog
1,020 Jy ± 20 Johnson:L · II/346/jsdc_v2 VizieR II/346/jsdc_v2
36,800 Jy ± 6,300 Johnson:K · II/346/jsdc_v2 VizieR II/346/jsdc_v2
41,700 Jy ± 6,200 Johnson:H · II/346/jsdc_v2 VizieR II/346/jsdc_v2
25,300 Jy ± 2,400 Johnson:J · II/346/jsdc_v2 VizieR II/346/jsdc_v2
2,480 Jy ± 40 HIP:VT · II/346/jsdc_v2 VizieR II/346/jsdc_v2
474 Jy ± 3 HIP:BT · II/346/jsdc_v2 VizieR II/346/jsdc_v2
38,100 Jy 2MASS:Ks · II/361/mdfc-v10 VizieR II/361/mdfc-v10
42,100 Jy 2MASS:H · II/361/mdfc-v10 VizieR II/361/mdfc-v10
24,700 Jy 2MASS:J · II/361/mdfc-v10 VizieR II/361/mdfc-v10
815 Jy ± 2 WISE:W4 · II/366/catv2021 VizieR II/366/catv2021
292 Jy WISE:W3 · II/366/catv2021 VizieR II/366/catv2021
34.1 Jy WISE:W2 · II/366/catv2021 VizieR II/366/catv2021
1,090 Jy ± 20 WISE:W1 · II/366/catv2021 VizieR II/366/catv2021
38,100 Jy ± 6,600 2MASS:Ks · II/366/catv2021 VizieR II/366/catv2021
42,100 Jy ± 6,300 2MASS:H · II/366/catv2021 VizieR II/366/catv2021
24,700 Jy ± 2,400 2MASS:J · II/366/catv2021 VizieR II/366/catv2021
804 Jy Johnson:V · II/366/catv2021 VizieR II/366/catv2021
33 Jy SkyMapper/SkyMapper:v · II/379/smssdr4 VizieR II/379/smssdr4
13.2 Jy SkyMapper/SkyMapper:u · II/379/smssdr4 VizieR II/379/smssdr4
2,300 Jy Johnson:V · III/124/stars VizieR III/124/stars
2,470 Jy Johnson:V · III/126/part1 VizieR III/126/part1
1,740 Jy Johnson:V · III/126/part2 VizieR III/126/part2
1,740 Jy Johnson:V · III/126/part3 VizieR III/126/part3
815 Jy ± 2 WISE:W4 · IV/38/tic VizieR IV/38/tic
292 Jy WISE:W3 · IV/38/tic VizieR IV/38/tic
34.1 Jy WISE:W2 · IV/38/tic VizieR IV/38/tic
1,090 Jy ± 20 WISE:W1 · IV/38/tic VizieR IV/38/tic
38,100 Jy ± 6,600 2MASS:Ks · IV/38/tic VizieR IV/38/tic
41,700 Jy ± 6,200 Johnson:H · IV/38/tic VizieR IV/38/tic
25,300 Jy ± 2,400 Johnson:J · IV/38/tic VizieR IV/38/tic
2,650 Jy ± 60 Johnson:V · IV/38/tic VizieR IV/38/tic
2,550 Jy ± 280 Johnson:B · IV/38/tic VizieR IV/38/tic
815 Jy ± 2 WISE:W4 · IV/39/tic82 VizieR IV/39/tic82
292 Jy WISE:W3 · IV/39/tic82 VizieR IV/39/tic82
34.1 Jy WISE:W2 · IV/39/tic82 VizieR IV/39/tic82
1,090 Jy ± 20 WISE:W1 · IV/39/tic82 VizieR IV/39/tic82
38,100 Jy ± 6,600 2MASS:Ks · IV/39/tic82 VizieR IV/39/tic82
41,700 Jy ± 6,200 Johnson:H · IV/39/tic82 VizieR IV/39/tic82
25,300 Jy ± 2,400 Johnson:J · IV/39/tic82 VizieR IV/39/tic82
2,650 Jy ± 60 Johnson:V · IV/39/tic82 VizieR IV/39/tic82
2,550 Jy ± 280 Johnson:B · IV/39/tic82 VizieR IV/39/tic82
2,300 Jy Johnson:V · V/17A/catalog VizieR V/17A/catalog
95.9 Jy IRAS:100 · V/98/msx VizieR V/98/msx
2,300 Jy Johnson:V · V/135A/catalog VizieR V/135A/catalog
36,800 Jy ± 6,300 Johnson:K · V/137D/XHIP VizieR V/137D/XHIP
41,700 Jy ± 6,200 Johnson:H · V/137D/XHIP VizieR V/137D/XHIP
25,300 Jy ± 2,400 Johnson:J · V/137D/XHIP VizieR V/137D/XHIP
2,400 Jy Johnson:V · V/137D/XHIP VizieR V/137D/XHIP
707 Jy Johnson:B · V/137D/XHIP VizieR V/137D/XHIP
2,770 Jy HIP:Hp · V/137D/XHIP VizieR V/137D/XHIP
32 Jy Johnson:U · V/137D/XHIP VizieR V/137D/XHIP
507 Jy ± 8 Johnson:B · V/145/sky2kv5 VizieR V/145/sky2kv5
28,100 Jy 2MASS:Ks · B/pastel/pastel VizieR B/pastel/pastel
32,600 Jy 2MASS:H · B/pastel/pastel VizieR B/pastel/pastel
25,000 Jy 2MASS:J · B/pastel/pastel VizieR B/pastel/pastel
2,470 Jy Johnson:V · B/pastel/pastel VizieR B/pastel/pastel
527 Jy Johnson:B · B/pastel/pastel VizieR B/pastel/pastel
4,680 Jy IRAS:12 · J/ApJS/112/557/table1 VizieR J/ApJS/112/557/table1
95.9 Jy IRAS:100 · J/ApJS/154/673/DIRBE VizieR J/ApJS/154/673/DIRBE
38,100 Jy ± 6,600 2MASS:Ks · J/ApJS/154/673/DIRBE VizieR J/ApJS/154/673/DIRBE
42,100 Jy ± 6,300 2MASS:H · J/ApJS/154/673/DIRBE VizieR J/ApJS/154/673/DIRBE
24,700 Jy ± 2,300 2MASS:J · J/ApJS/154/673/DIRBE VizieR J/ApJS/154/673/DIRBE
0.51 Jy SCUBA:850 · J/ApJS/175/277/maps VizieR J/ApJS/175/277/maps
2.2 Jy SCUBA:450 · J/ApJS/175/277/maps VizieR J/ApJS/175/277/maps
7,490 Jy DIRBE:4.9 · J/ApJS/190/203/var VizieR J/ApJS/190/203/var
17,300 Jy DIRBE:3.5 · J/ApJS/190/203/var VizieR J/ApJS/190/203/var
31,100 Jy DIRBE:2.2 · J/ApJS/190/203/var VizieR J/ApJS/190/203/var
30,600 Jy DIRBE:1.25 · J/ApJS/190/203/var VizieR J/ApJS/190/203/var
5,170 Jy Gaia:G · J/ApJS/266/6/table3 VizieR J/ApJS/266/6/table3
2,370 Jy ± 50 HIP:Hp · J/A+A/430/165/tablea1 VizieR J/A+A/430/165/tablea1
2,370 Jy HIP:Hp · J/A+A/546/A61/tablea1 VizieR J/A+A/546/A61/tablea1
2,470 Jy Johnson:V · J/A+A/657/A7/tablea2 VizieR J/A+A/657/A7/tablea2
2,370 Jy HIP:Hp · J/A+A/657/A7/tablea2 VizieR J/A+A/657/A7/tablea2
2,370 Jy HIP:Hp · J/AJ/164/36/table2 VizieR J/AJ/164/36/table2
1,850 Jy ± 30 HIP:VT · J/PASP/120/1128/catalog VizieR J/PASP/120/1128/catalog
286 Jy ± 3 HIP:BT · J/PASP/120/1128/catalog VizieR J/PASP/120/1128/catalog
23,300 Jy Cousins:I · J/MNRAS/519/5472/tabledr1 VizieR J/MNRAS/519/5472/tabledr1
9,300 Jy Cousins:R · J/MNRAS/519/5472/tabledr1 VizieR J/MNRAS/519/5472/tabledr1
2,520 Jy Cousins:V · J/MNRAS/519/5472/tabledr1 VizieR J/MNRAS/519/5472/tabledr1
512 Jy Cousins:B · J/MNRAS/519/5472/tabledr1 VizieR J/MNRAS/519/5472/tabledr1
1,810 Jy Cousins:U · J/MNRAS/519/5472/tabledr1 VizieR J/MNRAS/519/5472/tabledr1
1,510 Jy Johnson:I · J/AN/341/827/brahe VizieR J/AN/341/827/brahe
1,510 Jy Johnson:I · J/AN/341/827/ptolemy VizieR J/AN/341/827/ptolemy
1,510 Jy Johnson:I · J/AN/341/827/sufi VizieR J/AN/341/827/sufi
2,400 Jy Johnson:V · J/other/NatAs/4.03/lit VizieR J/other/NatAs/4.03/lit
2,400 Jy Johnson:V · J/other/NatAs/4.658/lit VizieR J/other/NatAs/4.658/lit

Surface gravity 8 values

ValueUnitUncertainty Band / methodSourceReferenceYear
-0.06 log(cm/s2) SIMBAD 2025A&A...693A.163T 2025
-0.462 log(cm/s2) SIMBAD 2023ApJS..266...11B 2023
1.5 log(cm/s2) SIMBAD 2023MNRAS.519.5472M 2023
4.24 log(cm/s2) SIMBAD 2021MNRAS.505.4496G 2021
0.43 log(cm/s2) SIMBAD 2019A&A...627A.138A 2019
0.4 log(cm/s2) SIMBAD 2011A&A...531A.165P 2011
0 log(cm/s2) SIMBAD 2000ApJ...530..307C 2000
0 log(cm/s2) SIMBAD 2000ApJ...537..205R 2000

Provenance

where this card came from
ArchiveRead at (UTC)Record
SIMBAD 2026-08-14 17:00 open at source
VizieR 2026-08-14 17:00 open at source

Machine-readable: /api/v1/object/alf-ori · Registry entry updated 2026-08-14.