18018-0133 GWP2757

 
 
18h 01m 48.86s -01 33' 10.9" P.A. 273 sep 84 mag 11.30,15.70
 
 
Coord 2000
18018-0133
Discov num
GWP2757
Comp
Coord arcsec 2000
18 01 48.86 -01 33 10.9
Date first
1990
Date last
2010
Obs
4
Pa first
273
Pa last
273
P.A. Now (θ)
273°
Sep first
84.0
Sep last
84.0
Sep. Now (ρ)
84"
Mag pri
11.30
Mag sec
15.70
delta mag (ΔM)
4.4
Spectral class
Pri motion ra
-086
Sec motion ra
-080
Pri motion dec
-084
Sec motion dec
-076
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.083 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
272.7
Precise sep
84.03
Constellation
Serpens
Tycho2
5096-01642-1
last precise pa
272.7
last precise sep
84.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18018-0133 GWP2757 1999 2 273 84.1 11.30 15.70 V R 180148.86-013310.9
18018-0133 GWP2757 2010 4 273 84.1 11.30 15.70 V R 180148.86-013310.9

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