Coord 2000 | 20175+1444 |
Discov num | CHE 277 |
Comp | Coord arcsec 2000 | 20 17 30.93 +14 43 49.5 |
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Date first | 1904 |
Date last | 2015 |
Obs | 9 |
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Pa first | 338 |
Pa last | 345 |
P.A. Now (θ) | 345° |
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Sep first | 4.4 |
Sep last | 4.0 |
Sep. Now (ρ) | 4" |
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Mag pri | 11.50 |
Mag sec | 11.70 |
delta mag (ΔM) | 0.2 |
Spectral class | G0 (yellow) |
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Pri motion ra | -003 |
Sec motion ra | |||||||||
Pri motion dec | -018 |
Sec motion dec | |||||||||
Notes | R
(Red magnitudes) |
Precise pa | 345 |
Precise sep | 4.01 |
Constellation | Delphinus |
Tycho2 | 1085-00029-1 |
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Gaia DR2 | 08634450560 |
HD | 355416 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20175+1444 | CHE 277 | 2003 | 5 | 343 | 4.1 | 9.87 | 9.95 | D | 201730.93+144349.5 | ||
20175+1444 | CHE 277 | 2008 | 6 | 346 | 3.9 | 9.87 | 9.95 | D | 201730.93+144349.5 | ||
20175+1444 | CHE 277 | 2010 | 8 | 345 | 3.9 | 11.50 | 11.70 | G0 | R | 201730.93+144349.5 | |
20175+1444 | CHE 277 | 2015 | 9 | 345 | 4.0 | 11.50 | 11.70 | G0 | R | 201730.93+144349.5 |