20205+1226 HJ 1502

 
 
20h 20m 41.06s +12 26' 47.7" P.A. 320 sep 12.1 mag 10.20,12.50 Sp K5
 
 
Coord 2000
20205+1226
Discov num
HJ 1502
Comp
Coord arcsec 2000
20 20 41.06 +12 26 47.7
Date first
1828
Date last
2015
Obs
10
Pa first
327
Pa last
320
P.A. Now (θ)
320°
Sep first
5.0
Sep last
12.1
Sep. Now (ρ)
12.1"
Mag pri
10.20
Mag sec
12.50
delta mag (ΔM)
2.3
Spectral class
K5 (yellow-orange)
Pri motion ra
+010
Sec motion ra
+011
Pri motion dec
+003
Sec motion dec
+003
Notes
R (Red magnitudes)
rPM=0.088 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
319.7
Precise sep
12.093
Constellation
Delphinus
Tycho2
1082-00640-1
Gaia DR2
57071667200
HD
357306
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20205+1226 HJ 1502 1984 2 317 11.0 10.00 12.00 202012.00+122600.0
20205+1226 HJ 1502 2000 6 320 12.1 10.00 12.00 D 202041.06+122647.7
20205+1226 HJ 1502 2001 7 320 12.1 10.00 12.00 D 202041.06+122647.7
20205+1226 HJ 1502 2010 7 319 11.5 10.20 12.50 K5 R 202041.06+122647.7
20205+1226 HJ 1502 2015 7 320 12.1 10.20 12.50 K5 R 202041.06+122647.7

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