18571+0914 J  2157

 
 
18h 57m 10.32s +09 14' 40.6" P.A. 359 sep 4.7 mag 9.30,13.00
 
 
Coord 2000
18571+0914
Discov num
J  2157
Comp
Coord arcsec 2000
18 57 10.32 +09 14 40.6
Date first
1942
Date last
2001
Obs
3
Pa first
0
Pa last
359
P.A. Now (θ)
359°
Sep first
5.0
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
9.30
Mag sec
13.00
delta mag (ΔM)
3.7
Spectral class
Pri motion ra
+001
Sec motion ra
-002
Pri motion dec
-007
Sec motion dec
+025
Notes
rPM=1.282
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
359.2
Precise sep
4.707
Constellation
Aquila
last precise pa
359.2
last precise sep
4.707
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18571+0914 J 2157 1942 1 0 5.0 9.30 13.00 185760.00+091400.0
18571+0914 J 2157 2000 2 359 4.7 9.30 13.00 185710.32+091440.6
18571+0914 J 2157 2001 4 359 4.7 9.30 13.00 D 185710.32+091440.6
18571+0914 J 2157 2010 4 343 3.7 9.30 13.00 185710.32+091440.6

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