20180+2429 OL  123

 
 
20h 17m 54.23s +24 27' 36.0" P.A. 337 sep 5.3 mag 10.50,11.00
 
 
Coord 2000
20180+2429
Discov num
OL  123
Comp
Coord arcsec 2000
20 17 54.23 +24 27 36.0
Date first
1924
Date last
1998
Obs
2
Pa first
322
Pa last
337
P.A. Now (θ)
337°
Sep first
4.3
Sep last
5.3
Sep. Now (ρ)
5.3"
Mag pri
10.50
Mag sec
11.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-004
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
337.3
Precise sep
5.31
Constellation
Vulpecula
Tycho2
2159-00019-1
Gaia DR2
23775023744
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20180+2429 OL 123 1924 1 322 4.3 10.50 11.00 201800.00+242900.0
20180+2429 OL 123 1998 2 337 5.3 10.50 11.00 201754.23+242736.0
20180+2429 OL 123 2000 2 337 5.3 10.50 11.00 201754.23+242736.0

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