16007+0021 A  2177

 
 
16h 00m 44.07s +00 21' 24.8" P.A. 233 sep 2.3 mag 8.57,13.90 Sp G0
 
 
Coord 2000
16007+0021
Discov num
A  2177
Comp
Coord arcsec 2000
16 00 44.07 +00 21 24.8
Date first
1910
Date last
1925
Obs
3
Pa first
230
Pa last
233
P.A. Now (θ)
233°
Sep first
2.3
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
8.57
Mag sec
13.90
delta mag (ΔM)
5.33
Spectral class
G0 (yellow)
Pri motion ra
-046
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
232.5
Precise sep
2.26
Constellation
Serpens
SAO
121313
Tycho2
0366-00366-1
HD
143501
last precise pa
232.5
last precise sep
2.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16007+0021 A 2177 1925 3 233 2.3 8.57 13.90 G0 160044.07+002124.8

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