12437+2620 LDS4257

 
 
12h 43m 45.71s +26 20' 21.1" P.A. 87 sep 81.2 mag 15.12,16.17
 
 
Coord 2000
12437+2620
Discov num
LDS4257
Comp
Coord arcsec 2000
12 43 45.71 +26 20 21.1
Date first
1960
Date last
2010
Obs
4
Pa first
87
Pa last
87
P.A. Now (θ)
87°
Sep first
81.0
Sep last
81.2
Sep. Now (ρ)
81.2"
Mag pri
15.12
Mag sec
16.17
delta mag (ΔM)
1.05
Spectral class
Pri motion ra
-049
Sec motion ra
-050
Pri motion dec
-009
Sec motion dec
+008
Notes
rPM=0.336
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
86.7
Precise sep
81.16
Cdsa2 id
LDS 4257
Constellation
Coma Berenices
Ra deg
12.729363888888889
De deg
26.339194444444445
last precise pa
86.7
last precise sep
81.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12437+2620 LDS4257 1999 2 87 81.0 15.12 16.17 D 124345.71+262021.1
12437+2620 LDS4257 2001 3 87 81.1 15.12 16.17 D 124345.71+262021.1
12437+2620 LDS4257 2010 4 87 81.2 15.12 16.17 124345.71+262021.1

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