12499+2642 LDS4280

 
 
12h 49m 52.67s +26 43' 04.6" P.A. 282 sep 15.1 mag 16.90,18.70 Sp M0+M2
 
 
Coord 2000
12499+2642
Discov num
LDS4280
Comp
Coord arcsec 2000
12 49 52.67 +26 43 04.6
Date first
1960
Date last
2015
Obs
5
Pa first
284
Pa last
282
P.A. Now (θ)
282°
Sep first
16.0
Sep last
15.1
Sep. Now (ρ)
15.1"
Mag pri
16.90
Mag sec
18.70
delta mag (ΔM)
1.8
Spectral class
M0+M2 (red/red)
Pri motion ra
-069
Sec motion ra
-066
Pri motion dec
+015
Sec motion dec
+018
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
A3
Tycho2
8590-00199-1
Dm number
-57 1835
last precise pa
281.6
last precise sep
15.088
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12499+2642 LDS4280 2000 3 282 15.1 16.90 18.70 D 124952.67+264304.6
12499+2642 LDS4280 2005 3 281 15.1 16.90 18.70 M0+M2 V 124952.67+264304.6
12499+2642 LDS4280 2010 4 282 15.0 16.90 18.70 M0+M2 V 124952.67+264304.6
12499+2642 LDS4280 2015 5 282 15.1 16.90 18.70 M0+M2 V 124952.67+264304.6

If you need more information about this double, apply for a data request form to the WDS.