| Coord 2000 | 20181+1736 |
Discov num | HJ 2946 |
Comp | Coord arcsec 2000 | 20 18 09.67 +17 32 12.1 |
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| Date first | 1831 |
Date last | 2015 |
Obs | 12 |
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| Pa first | 228 |
Pa last | 237 |
P.A. Now (θ) | 237° |
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| Sep first | 12.0 |
Sep last | 13.9 |
Sep. Now (ρ) | 13.9" |
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| Mag pri | 10.49 |
Mag sec | 12.08 |
delta mag (ΔM) | 1.59 |
Spectral class | K0 (yellow-orange) |
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| Pri motion ra | +003 |
Sec motion ra | +007 |
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| Pri motion dec | -012 |
Sec motion dec | +008 |
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| Notes | |||||||||||
| Precise pa | 237.1 |
Precise sep | 13.921 |
Constellation | Sagitta |
Tycho2 | 1635-00852-1 |
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| Gaia DR2 | 1809272879168681344 |
HD | 351923 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20181+1736 | HJ 2946 | 1998 | 5 | 236 | 14.1 | 10.49 | 12.08 | D | 201809.67+173212.1 | ||
| 20181+1736 | HJ 2946 | 2001 | 7 | 237 | 14.1 | 10.49 | 12.08 | D | 201809.67+173212.1 | ||
| 20181+1736 | HJ 2946 | 2010 | 8 | 237 | 13.5 | 10.49 | 12.08 | K0 | 201809.67+173212.1 | ||
| 20181+1736 | HJ 2946 | 2015 | 9 | 237 | 13.9 | 10.49 | 12.08 | K0 | 201809.67+173212.1 |