20228+0156 TDT2221

 
 
20h 22m 47.33s +01° 56' 05.7" P.A. 260.00 sep 0.7 mag 11.03,11.35 Sp M2
 
 
Coord 2000
20228+0156
Discov num
TDT2221
Comp
Coord arcsec 2000
20 22 47.33 +01 56 05.7
Date first
1991
Date last
1991
Obs
1
Pa first
260
Pa last
260
P.A. Now (θ)
260°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
11.03
Mag sec
11.35
delta mag (ΔM)
0.32
Spectral class
M2 (red)
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260
Precise sep
0.7
Constellation
Aquila
Tycho2
0501-00205-1
Gaia DR2
4243100381878094976
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20228+0156 TDT2221 1991 1 260 0.7 11.03 11.35 202247.33+015605.7

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