20191+3644 SLE 997

 
 
20h 19m 08.01s +36 43' 22.2" P.A. 339 sep 10 mag 12.60,13.00
 
 
Coord 2000
20191+3644
Discov num
SLE 997
Comp
Coord arcsec 2000
20 19 08.01 +36 43 22.2
Date first
1985
Date last
2015
Obs
9
Pa first
336
Pa last
339
P.A. Now (θ)
339°
Sep first
9.9
Sep last
10.0
Sep. Now (ρ)
10"
Mag pri
12.60
Mag sec
13.00
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+000
Sec motion ra
-004
Pri motion dec
-002
Sec motion dec
-002
Notes
R (Red magnitudes)
rPM=0.894
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
339.4
Precise sep
9.956
Constellation
Cygnus
SAO
69822
Gaia DR2
40696097280
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20191+3644 SLE 997 1985 1 156 9.9 12.00 12.40 201907.44+364404.9
20191+3644 SLE 997 2008 2 161 9.9 12.00 12.40 201907.44+364404.9
20191+3644 SLE 997 2010 5 340 9.6 12.60 13.00 R 201908.01+364322.2
20191+3644 SLE 997 2015 5 339 9.9 12.60 13.00 R 201908.01+364322.2

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