20262+1721 BPM 2158

 
 
20h 26m 11.68s +17° 21' 18.1" P.A. 251.00 sep 115.1 mag 15.30,15.80
 
 
Coord 2000 20262+1721 Discov num BPM2158 Comp Coord arcsec 2000 20 26 11.68 +17 21 18.1
Date first 1991 Date last 2015 Obs 9
Pa first 251 Pa last 250.8 P.A. Now (θ) 250.8°
Sep first 115.5 Sep last 115.05 Sep. Now (ρ) 115.05"
Mag pri 15.30 Mag sec 15.80 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -017 Sec motion ra -005
Pri motion dec -016 Sec motion dec -011
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.557
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1814978313721065600
 
 
WDS 20262+1721 BPM 2158 : NOTES
 
 
discov_num notes refcode
BPM2158 [PM2000] 2298374 + [PM2000] 2297717. Gvr2010
 
 
REFERENCES
 
 
refcode metd author reference
Gvr2010 Pa - Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C. 2010A&A...521A 4G
Gvr2010 +T A&A 521, A4, 2010
Gvr2010 (Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010 catalogs, spanning years ~1900-2000)
 
 
DISCOVERER
 
 
idgroup discov author
1 BPM Bordeaux PM2000 catalogue (main catalog: separation < 2')
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20262+1721 BPM2158 1997 2 251 115.3 15.30 15.80 NV 202611.68+172118.1
20262+1721 BPM2158 2001 3 251 115.2 15.30 15.80 NV 202611.68+172118.1
20262+1721 BPM2158 2010 4 251 115.6 15.30 15.80 NV 202611.68+172118.1
20262+1721 BPM2158 2015 5 251 114.7 15.30 15.80 NV 202611.68+172118.1

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WDS 20262+1721 BPM 2158 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20262+1721 BPM 2158 : MEASURES
 
 
No records found.

 
 
WDS 20262+1721 : VIRTUAL EYEPIECE
 
 

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Radius:
Components only
 
 
WDS 20262+1721 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.