| Coord 2000 | 20190+2121 |
Discov num | J 3074 |
Comp | Coord arcsec 2000 | 20 18 49.10 +21 22 05.4 |
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| Date first | 1892 |
Date last | 2015 |
Obs | 14 |
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| Pa first | 333 |
Pa last | 331 |
P.A. Now (θ) | 331° |
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| Sep first | 8.0 |
Sep last | 7.8 |
Sep. Now (ρ) | 7.8" |
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| Mag pri | 12.30 |
Mag sec | 12.45 |
delta mag (ΔM) | 0.15 |
Spectral class | |||||
| Pri motion ra | +000 |
Sec motion ra | +000 |
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| Pri motion dec | -006 |
Sec motion dec | -008 |
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| Notes | B
(Blue magnitudes) |
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| Precise pa | 331.3 |
Precise sep | 7.766 |
Constellation | Sagitta |
Gaia DR2 | 1829115043967525760 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20190+2121 | J 3074 | 2006 | 7 | 330 | 8.0 | 12.30 | 12.45 | DB | 201849.10+212205.4 | ||
| 20190+2121 | J 3074 | 2010 | 9 | 332 | 7.8 | 12.30 | 12.45 | B | 201849.10+212205.4 | ||
| 20190+2121 | J 3074 | 2015 | 10 | 331 | 7.8 | 12.30 | 12.45 | B | 201849.10+212205.4 |