20162+1507 CHE 258

 
 
20h 16m 15.35s +15 07' 41.6" P.A. 230 sep 16 mag 11.95,12.52
 
 
Coord 2000
20162+1507
Discov num
CHE 258
Comp
Coord arcsec 2000
20 16 15.35 +15 07 41.6
Date first
1904
Date last
2015
Obs
13
Pa first
235
Pa last
230
P.A. Now (θ)
230°
Sep first
18.3
Sep last
16.0
Sep. Now (ρ)
16"
Mag pri
11.95
Mag sec
12.52
delta mag (ΔM)
0.57
Spectral class
Pri motion ra
-003
Sec motion ra
+020
Pri motion dec
-004
Sec motion dec
-001
Notes
rPM=1.158
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
229.5
Precise sep
15.965
Constellation
Delphinus
Tycho2
1631-02429-1
Gaia DR2
66642377600
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20162+1507 CHE 258 1998 4 230 16.4 11.95 12.52 D 201615.35+150741.6
20162+1507 CHE 258 2008 5 230 16.2 11.95 12.52 D 201615.35+150741.6
20162+1507 CHE 258 2010 8 230 16.1 11.95 12.52 201615.35+150741.6
20162+1507 CHE 258 2015 9 229 16.0 11.95 12.52 201615.35+150741.6

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