18271+2754 TDS 921

 
 
18h 27m 04.55s +27 54' 25.4" P.A. 316 sep 1 mag 10.64,10.70
 
 
Coord 2000
18271+2754
Discov num
TDS 921
Comp
Coord arcsec 2000
18 27 04.55 +27 54 25.4
Date first
1910
Date last
2010
Obs
4
Pa first
319
Pa last
316
P.A. Now (θ)
316°
Sep first
1.2
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
10.64
Mag sec
10.70
delta mag (ΔM)
0.06
Spectral class
Pri motion ra
-050
Sec motion ra
-050
Pri motion dec
+000
Sec motion dec
+000
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316
Precise sep
0.97
Constellation
Lyra
Tycho2
2114-00476-1
last precise pa
316
last precise sep
0.97
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18271+2754 TDS 921 2000 2 314 1.0 10.64 10.70 182704.55+275425.4
18271+2754 TDS 921 2010 4 316 1.0 10.64 10.70 N 182704.55+275425.4

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