21172+2437 POU 5311
21h 17m 06.13s +24° 37' 02.7" P.A. 166.00 sep 15.9 mag 12.80,14.50
| Coord 2000 | 21172+2437 | Discov num | POU5311 | Comp | Coord arcsec 2000 | 21 17 06.13 +24 37 02.7 | |||||
| Date first | 1898 | Date last | 2015 | Obs | 8 | ||||||
| Pa first | 170 | Pa last | 165.9 | P.A. Now (θ) | 165.9° | ||||||
| Sep first | 16.0 | Sep last | 15.856 | Sep. Now (ρ) | 15.856" | ||||||
| Mag pri | 12.80 | Mag sec | 14.50 | delta mag (ΔM) | 1.7 | Spectral class | |||||
| Pri motion ra | -022 | Sec motion ra | |||||||||
| Pri motion dec | -007 | Sec motion dec | |||||||||
| Notes | |||||||||||
OTHER CATALOGS AND DESIGNATIONS
| Constellation | Vulpecula | Gaia DR2 | 1840517804166915712 |
WDS 21172+2437 POU 5311 : NOTES
REFERENCES
| refcode | metd | author | reference |
| Pou1933 | Pa - | Pourteau, M. A. | . |
| Pou1933 | Cat. des etoiles doubles de la zone +24deg de la carte photog. du ciel, 1933 | ||
| Pou1933 | (Obs. de Paris, H. Tessier) [QB821.P7] |
WDS HISTORIC DATA
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 21172+2437 | POU5311 | 1997 | 2 | 166 | 15.9 | 12.80 | 14.50 | D | 211706.13+243702.7 | ||
| 21172+2437 | POU5311 | 2001 | 3 | 166 | 15.9 | 12.80 | 14.50 | D | 211706.13+243702.7 | ||
| 21172+2437 | POU5311 | 2010 | 4 | 166 | 15.1 | 12.80 | 14.50 | 211706.13+243702.7 | |||
| 21172+2437 | POU5311 | 2015 | 5 | 166 | 15.9 | 12.80 | 14.50 | 211706.13+243702.7 |
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WDS 21172+2437 POU 5311 : VISUAL OBSERVATIONS REPORTS
WDS 21172+2437 POU 5311 : MEASURES
WDS 21172+2437 : VIRTUAL EYEPIECE
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WDS 21172+2437 : ALADIN DSS IMAGE @
Error -22130
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