12087-2804 SKF1914

 
 
12h 08m 40.74s -28 04' 18.5" P.A. 265.00 sep 18.8 mag 9.01,10.90 Sp F2V
 
 
Coord 2000
12087-2804
Discov num
SKF1914
Comp
Coord arcsec 2000
12 08 40.74 -28 04 18.5
Date first
1913
Date last
2021
Obs
10
Pa first
266
Pa last
265
P.A. Now (θ)
265°
Sep first
18.8
Sep last
18.8
Sep. Now (ρ)
18.8"
Mag pri
9.01
Mag sec
10.90
delta mag (ΔM)
1.89
Spectral class
F2V (yellow-white)
Pri motion ra
-016
Sec motion ra
-013
Pri motion dec
-004
Sec motion dec
-005
Notes
V (Proper motion indicates physical)
rPM=0.192 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
265.4
Precise sep
18.78
Constellation
Hydra
SAO
180511
Tycho2
6676-00018-1
Gaia DR2
3474381809479160320
HD
105478
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12087-2804 SKF1914 2010 4 266 18.8 9.01 10.90 F2V 120840.74-280418.5
12087-2804 SKF1914 2016 6 266 18.7 9.01 10.90 F2V 120840.74-280418.5

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