Registry · deep sky

* alf CMa B

WhiteDwarf SIMBAD WD* DA1.9 566 papers

harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.

Right ascension: 06h 45m 09.30s
Declination: −16° 43′ 00.7″
Galactic l, b: 227.23, -8.889
Magnitude V: 8.44
Parallax: 374.49 mas
Proper motion: -461.6, -914.5 mas/yr

Also known as

43 identifiers

1E 064255-1639.31E 064255-1639.41ES 0642-16.61RXS J064509.3-1642412E 0642.9-16382E 17302EUVE J0645-16.72RE J064509-1642432RE J0645-1642RXF J064508.6-1642408pc 379.21BADS 5423 B** AGC 1BC* alf CMa BBD-16 1591B[BM83] X0642-166CCDM J06451-1643BCCNS5 1675CSI-16 1591 3EGGR 49EUVE J0645-16.7Gaia DR2 2947050466531873024Gaia DR3 2947050466531873024GEN# +1.00048915BGJ 244 BH 0643-16HD 48915BIDS 06408-1635 BRE J064509-164243RE J0645-16RE J0645-164RX J0645.1-1642TIC 747459985UBV 6710WD 0642-16WD 0642-163WD 0642-166WD 0643-16WDS J06451-1643BCZkh 92Sirius BSirius BCSirius C

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
* alf CMa	SB*	6.183″	-1.46
BD-16 1589	Star	327.6″	8.45
V* HL CMa	CataclyV*	526.2″	12.41

Provenance

where this card came from

Archive	Read at (UTC)	Record
Seeded from the bulk archive load; no per-object fetch yet.

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