20246-0454 A  2598

 
 
20h 24m 37.96s -04 53' 52.5" P.A. 340 sep 4.2 mag 9.47,11.80 Sp A0
 
 
Coord 2000
20246-0454
Discov num
A  2598
Comp
Coord arcsec 2000
20 24 37.96 -04 53 52.5
Date first
1913
Date last
2015
Obs
4
Pa first
338
Pa last
340
P.A. Now (θ)
340°
Sep first
4.1
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
9.47
Mag sec
11.80
delta mag (ΔM)
2.33
Spectral class
A0 (white)
Pri motion ra
+010
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
339.7
Precise sep
4.24
Constellation
Aquila
Tycho2
5171-00786-1
Gaia DR2
96210504832
HD
194228
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20246-0454 A 2598 1998 3 341 3.7 9.47 11.80 A0 D 202437.96-045352.5
20246-0454 A 2598 2010 4 335 4.5 9.47 11.80 A0 202437.96-045352.5
20246-0454 A 2598 2015 4 340 4.2 9.47 11.80 A0 202437.96-045352.5

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