| Coord 2000 | 20056-1742 |
Discov num | RST3247 |
Comp | Coord arcsec 2000 | 20 05 36.91 -17 42 01.2 |
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| Date first | 1934 |
Date last | 2015 |
Obs | 4 |
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| Pa first | 165 |
Pa last | 162 |
P.A. Now (θ) | 162° |
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| Sep first | 3.6 |
Sep last | 3.8 |
Sep. Now (ρ) | 3.8" |
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| Mag pri | 8.80 |
Mag sec | 13.00 |
delta mag (ΔM) | 4.2 |
Spectral class | A3V (white) |
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| Pri motion ra | +012 |
Sec motion ra | |||||||||
| Pri motion dec | -014 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 161.6 |
Precise sep | 3.812 |
Constellation | Sagittarius |
SAO | 163254 |
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| HIP | 98970 |
Tycho2 | 6318-01650-1 |
Gaia DR2 | 03012478080 |
HD | 190455 |
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| BD | BD-18 5590 |
Distance | 719.42 |
Distance ly | 2346.75 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20056-1742 | RST3247 | 1987 | 3 | 163 | 3.8 | 8.40 | 13.00 | A3V | 200536.91-174201.2 | ||
| 20056-1742 | RST3247 | 2015 | 4 | 162 | 3.8 | 8.80 | 13.00 | A3V | 200536.91-174201.2 |