12375-0740 PRT   4

 
 
12h 37m 02.47s -07 49' 40.2" P.A. 69 sep 6.9 mag 14.21,16.90
 
 
Coord 2000
12375-0740
Discov num
PRT   4
Comp
Coord arcsec 2000
12 37 02.47 -07 49 40.2
Date first
1880
Date last
2010
Obs
5
Pa first
77
Pa last
69
P.A. Now (θ)
69°
Sep first
5.9
Sep last
6.9
Sep. Now (ρ)
6.9"
Mag pri
14.21
Mag sec
16.90
delta mag (ΔM)
2.69
Spectral class
Pri motion ra
-011
Sec motion ra
-052
Pri motion dec
-008
Sec motion dec
-020
Notes
rPM=0.767
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
69.2
Precise sep
6.88
Cdsa2 id
PRT 4
Constellation
Virgo
Ra deg
12.617352777777779
De deg
-7.827833333333333
last precise pa
69.2
last precise sep
6.88
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12375-0740 PRT 4 1880 1 77 5.9     123712.00-074000.0
12375-0740 PRT 4 2000 2 71 7.3     123702.47-074940.2
12375-0740 PRT 4 2010 5 70 5.9 14.21 16.90 123702.47-074940.2

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