19542+1755 BPM 1808
19h 54m 09.69s +17° 54' 41.5" P.A. 195.00 sep 86.6 mag 15.32,15.58
| Coord 2000 | 19542+1755 | Discov num | BPM1808 | Comp | Coord arcsec 2000 | 19 54 09.69 +17 54 41.5 | |||||
| Date first | 1997 | Date last | 2015 | Obs | 7 | ||||||
| Pa first | 195 | Pa last | 195.3 | P.A. Now (θ) | 195.3° | ||||||
| Sep first | 86.8 | Sep last | 86.551 | Sep. Now (ρ) | 86.551" | ||||||
| Mag pri | 15.32 | Mag sec | 15.58 | delta mag (ΔM) | 0.26 | Spectral class | |||||
| Pri motion ra | -056 | Sec motion ra | -023 | ||||||||
| Pri motion dec | -025 | Sec motion dec | -027 | ||||||||
| Notes | N V (See Notes, Proper motion indicates physical) | ||||||||||
OTHER CATALOGS AND DESIGNATIONS
| Constellation | Sagitta | Gaia DR2 | 1821307171397698816 |
WDS 19542+1755 BPM 1808 : NOTES
| discov_num | notes | refcode |
| BPM1808 | [PM2000] 2069645 + [PM2000] 2069393. | 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 |
| 19542+1755 | BPM1808 | 1997 | 2 | 195 | 86.7 | 15.32 | 15.58 | NV | 195409.69+175441.5 | ||
| 19542+1755 | BPM1808 | 2001 | 3 | 195 | 86.7 | 15.32 | 15.58 | NV | 195409.69+175441.5 | ||
| 19542+1755 | BPM1808 | 2010 | 4 | 195 | 86.1 | 15.32 | 15.58 | NV | 195409.69+175441.5 | ||
| 19542+1755 | BPM1808 | 2015 | 5 | 195 | 86.6 | 15.32 | 15.58 | NV | 195409.69+175441.5 |
If you need more information about this double, apply for a data request form to the WDS.
WDS 19542+1755 BPM 1808 : VISUAL OBSERVATIONS REPORTS
WDS 19542+1755 BPM 1808 : MEASURES
WDS 19542+1755 : VIRTUAL EYEPIECE
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WDS 19542+1755 : ALADIN DSS IMAGE @
Error -22130
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Error -27220
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