17518+0244 BAL 1944
17h 51m 48.96s +02° 44' 40.6" P.A. 302.00 sep 3.2 mag 12.47,12.50
| Coord 2000 | 17518+0244 | Discov num | BAL1944 | Comp | Coord arcsec 2000 | 17 51 48.96 +02 44 40.6 | |||||
| Date first | 1909 | Date last | 2016 | Obs | 7 | ||||||
| Pa first | 303 | Pa last | 302.4 | P.A. Now (θ) | 302.4° | ||||||
| Sep first | 3.0 | Sep last | 3.231 | Sep. Now (ρ) | 3.231" | ||||||
| Mag pri | 12.47 | Mag sec | 12.50 | delta mag (ΔM) | 0.03 | Spectral class | |||||
| Pri motion ra | +014 | Sec motion ra | -060 | ||||||||
| Pri motion dec | -006 | Sec motion dec | +042 | ||||||||
| Notes | B (Blue magnitudes) | ||||||||||
OTHER CATALOGS AND DESIGNATIONS
| Constellation | Ophiuchus | Gaia DR2 | 4469110735048620288 |
WDS 17518+0244 BAL 1944 : NOTES
REFERENCES
| refcode | metd | author | reference |
| Bal1924 | Ma - | Baillaud, R. | 1924JO......7..117B |
| Bal1924 | J. Obs. 7, 117, 1924 | ||
| Bal1925 | Ma - | Baillaud, R. | 1925JO......8...53B |
| Bal1925 | J. Obs. 8, 53, 1925 | ||
| Bal1925b | Ma j | Baillaud, R. | 1925JO......8...56B |
| Bal1925b | J. Obs. 8, 56, 1925 | ||
| Bal1926 | Ma - | Baillaud, R. | 1926JO......9..129P |
| Bal1926 | J. Obs. 9, 129, 1926 | ||
| Bal1937A | Ma - | Baillaud, R. | 1937AnLei..18....1S |
| Bal1937A | cited by Strand (Ann. Sterrew. Leiden 18, 1937) | ||
| Bal1944 | C - | Baillaud, R. | 1944AnBes...3...33B |
| Bal1944 | +Pa | Ann. Obs. Besancon New Ser. 3, 33, 1943 | |
| Bal1944 | +Po |
WDS HISTORIC DATA
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 17518+0244 | BAL1944 | 1991 | 3 | 299 | 2.8 | 12.47 | 12.50 | B | 175148.96+024440.6 | ||
| 17518+0244 | BAL1944 | 2000 | 4 | 303 | 3.2 | 12.47 | 12.50 | B | 175148.96+024440.6 | ||
| 17518+0244 | BAL1944 | 2015 | 5 | 302 | 3.2 | 12.47 | 12.50 | B | 175148.96+024440.6 | ||
| 17518+0244 | BAL1944 | 2016 | 7 | 302 | 3.2 | 12.47 | 12.50 | B | 175148.96+024440.6 |
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WDS 17518+0244 BAL 1944 : VISUAL OBSERVATIONS REPORTS
WDS 17518+0244 BAL 1944 : MEASURES
WDS 17518+0244 : VIRTUAL EYEPIECE
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WDS 17518+0244 : ALADIN DSS IMAGE @
Error -22130
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Error -22130
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Error -27220
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Error -27220
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