12497+1613 SKF 275

 
 
12h 49m 42.31s +16 12' 35.2" P.A. 205 sep 2.9 mag 11.40,14.20 Sp M2
 
 
Coord 2000
12497+1613
Discov num
SKF 275
Comp
Coord arcsec 2000
12 49 42.31 +16 12 35.2
Date first
1998
Date last
2015
Obs
3
Pa first
199
Pa last
205
P.A. Now (θ)
205°
Sep first
2.7
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
11.40
Mag sec
14.20
delta mag (ΔM)
2.8
Spectral class
M2 (red)
Pri motion ra
-041
Sec motion ra
Pri motion dec
-243
Sec motion dec
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
205
Precise sep
2.9
Cdsa2 id
SKF 275
Constellation
Coma Berenices
Tycho2
1449-00603-1
Ra deg
12.828419444444444
De deg
16.209777777777777
last precise pa
205
last precise sep
2.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12497+1613 SKF 275 2005 2 205 2.8 11.40 14.20 M2 V 124942.31+161235.2
12497+1613 SKF 275 2015 3 205 2.9 11.40 14.20 M2 V 124942.31+161235.2

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