20357+2754 HJ 1544

 
 
20h 35m 40.93s +27 53' 39.1" P.A. 226 sep 8.7 mag 11.38,11.33 Sp F5
 
 
Coord 2000
20357+2754
Discov num
HJ 1544
Comp
Coord arcsec 2000
20 35 40.93 +27 53 39.1
Date first
1828
Date last
2015
Obs
16
Pa first
237
Pa last
226
P.A. Now (θ)
226°
Sep first
3.0
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
11.38
Mag sec
11.33
delta mag (ΔM)
0.05
Spectral class
F5 (yellow-white)
Pri motion ra
-001
Sec motion ra
+000
Pri motion dec
+001
Sec motion dec
-011
Notes
B (Blue magnitudes)
rPM=1.095
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
225.6
Precise sep
8.686
Constellation
Vulpecula
Tycho2
2165-01316-1
Gaia DR2
29317994368
HD
340537
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20357+2754 HJ 1544 2000 7 47 8.6 11.38 11.33 F5 DB 203540.93+275339.1
20357+2754 HJ 1544 2010 9 226 8.5 11.38 11.33 F5 DB 203540.93+275339.1
20357+2754 HJ 1544 2015 12 226 8.7 11.38 11.33 F5 B 203540.93+275339.1

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