20107+4547 HJ 1488

 
 
20h 10m 44.16s +45 47' 30.4" P.A. 133 sep 13.3 mag 11.86,11.77
 
 
Coord 2000
20107+4547
Discov num
HJ 1488
Comp
Coord arcsec 2000
20 10 44.16 +45 47 30.4
Date first
1828
Date last
2015
Obs
15
Pa first
98
Pa last
133
P.A. Now (θ)
133°
Sep first
5.0
Sep last
13.3
Sep. Now (ρ)
13.3"
Mag pri
11.86
Mag sec
11.77
delta mag (ΔM)
0.09
Spectral class
Pri motion ra
+001
Sec motion ra
+010
Pri motion dec
+002
Sec motion dec
-037
Notes
B (Blue magnitudes)
rPM=1.044
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
132.9
Precise sep
13.33
Constellation
Cygnus
Tycho2
3559-01030-1
Gaia DR2
12877497856
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20107+4547 HJ 1488 2004 5 132 13.0 11.86 11.77 DB 201044.16+454730.4
20107+4547 HJ 1488 2011 8 134 13.2 11.86 11.77 DB 201044.16+454730.4
20107+4547 HJ 1488 2015 10 133 13.3 11.86 11.77 B 201044.16+454730.4

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