15261+1810 STF1940

 
 
15h 26m 08.92s +18 10' 16.2" P.A. 332.00 sep 0.3 mag 8.46,8.88 Sp F8 dist. 263.85 pc (860.68 l.y.)
 
 
Coord 2000
15261+1810
Discov num
STF1940
Comp
Coord arcsec 2000
15 26 08.92 +18 10 16.2
Date first
1830
Date last
2018
Obs
72
Pa first
326
Pa last
332
P.A. Now (θ)
332°
Sep first
1.5
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
8.46
Mag sec
8.88
delta mag (ΔM)
0.42
Spectral class
F8 (yellow-white)
Pri motion ra
+014
Sec motion ra
+014
Pri motion dec
-008
Sec motion dec
-008
Notes
L (Linear solution)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
331.5
Precise sep
0.344
Constellation
Serpens
SAO
101554
HIP
75560
Tycho2
1490-00175-1
Gaia DR2
1208848889403382144
HD
137557
BD
BD+18 3019
Distance
263.85
Distance ly
860.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15261+1810 STF1940 2005 63 329 0.5 8.46 8.88 F8 LD 152608.92+181016.2
15261+1810 STF1940 2010 65 330 0.4 8.46 8.88 F8 LD 152608.92+181016.2
15261+1810 STF1940 2011 66 330 0.4 8.46 8.88 F8 LD 152608.92+181016.2
15261+1810 STF1940 2018 71 332 0.3 8.46 8.88 F8 L 152608.92+181016.2

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