Canis Minor (le Petit Chien)
Le catalogue
ÉTOILES DOUBLES
--------------------------------------------------------------------------------------------
Désignation AD (2000.0) DE m1 m2 Écart PA Date Note Spectre
--------------------------------------------------------------------------------------------
WFC 52 07 14 20.1 +03 06 41 5.4 9.9 50.9" 319° 1962
BU 577 AB-E 07 20 31.1 +00 24 13 6.9 11.5 53.9" 274° 1984
BU 21 Êta 07 28 02.1 +06 56 31 5.3 11.1 4.1" 28° 1934 [ 1] F0III
SHB 1 AB Alpha 07 39 18.1 +05 13 30 0.4 10.8 4.7" 55° 1997 Orb[ 2] F5IV-V
STF 1126 AB 07 40 07.0 +05 13 52 6.6 7.0 1.0" 169° 2002 [ 3] A0III
STF 1126 AC 07 40 07.0 +05 13 52 5.8 10.6 43.2" 249° 2000
STF 1143 07 48 03.4 +05 24 35 6.6 11.0 9.3" 152° 1825 [ 4] K0
STF 1168 07 58 45.2 +05 37 24 6.8 10.6 5.9" 217° 1930 B9
--------------------------------------------------------------------------------------------
[ 1] Eta CMi.
[ 2] Alpha CMi. Procyon. P = 40.65yr., a = 4.55", motion
direct. Proper motion of A -710 -1023 (FK5).
[ 3] One component is a spectroscopic binary.
[ 4] Some error in position. See note in BDS II.
ÉTOILES VARIABLES
-------------------------------------------------------------------------------------------------------
Nom AD (2000) DE Type Max Min T (Jul) P (jours) F Spectre
-------------------------------------------------------------------------------------------------------
V 07 06.98 +08 52.7 M 7.4 15.1 v 2442737. 366.10 39 M4e-M10
R 07 08.72 +10 01.5 M 7.25 11.6 V 2441323. 337.78 48 C7,1Je(CSep)
AA 07 17.33 +01 43.6 RRab 11.01 12.00 V 2436576.435 0.47632310 20 A6
S 07 32.71 +08 19.1 M 6.6 13.2 v 2443911. 332.94 49 M6e-M8e
T 07 34.01 +11 44.1 M 9.5 15.1 v 2442045. 328.3 47 M4Se-M8
AK 07 40.25 +03 53.0 EA/SD 10.1 11.5 p 2443101.672 0.5658975 30:*A-F
U 07 41.34 +08 22.8 M 8.0 14.0 v 2443150. 413.88 52 M4e
YZ 07 44.69 +03 33.5 BY+UV 8.6 12.93 B 2441355.178 2.780964 M4.5Ve
BB 07 51.41 +04 55.1 RRc 10.0 10.8 p 2425644.400 0.396424 40 A5
-------------------------------------------------------------------------------------------------------
CIEL PROFOND
----------------------------------------------------------------------------------------
Nom AD (2000) DE Type V B Dim. Dist. Notes
----------------------------------------------------------------------------------------
NGC 2485 07 56.8 +07 29 GSa 13.1 1.6x1.6' 4480 km/s
NGC 2538 08 11.4 +03 38 G(R')SBa 13.5 1.4x1.2' 3800 km/s
----------------------------------------------------------------------------------------