16544+0135 RST5420

 
 
16h 54m 21.54s +01 35' 09.7" P.A. 353 sep 3.4 mag 9.80,12.20 Sp K0
 
 
Coord 2000
16544+0135
Discov num
RST5420
Comp
Coord arcsec 2000
16 54 21.54 +01 35 09.7
Date first
1946
Date last
2003
Obs
3
Pa first
354
Pa last
353
P.A. Now (θ)
353°
Sep first
3.5
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
9.80
Mag sec
12.20
delta mag (ΔM)
2.4
Spectral class
K0 (yellow-orange)
Pri motion ra
+003
Sec motion ra
Pri motion dec
+020
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
353.4
Precise sep
3.36
Constellation
Ophiuchus
Tycho2
0385-00074-1
last precise pa
353.4
last precise sep
3.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16544+0135 RST5420 2003 3 353 3.4 9.80 12.20 K0 165421.54+013509.7

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