Coord 2000 | 16147+3352 | Discov num | STF2032 | Comp | AE | Coord arcsec 2000 | 16 14 40.85 +33 51 31.0 | ||||
Date first | 1916 | Date last | 2021 | Obs | 17 | ||||||
Pa first | 241 | Pa last | 241.1 | P.A. Now (θ) | 241.1° | ||||||
Sep first | 633.7 | Sep last | 635.068 | Sep. Now (ρ) | 635.068" | ||||||
Mag pri | 5.62 | Mag sec | 12.31 | delta mag (ΔM) | 6.69 | Spectral class | G0V (yellow) | ||||
Pri motion ra | -267 | Sec motion ra | -269 | ||||||||
Pri motion dec | -087 | Sec motion dec | -089 | ||||||||
Notes | N V (See Notes, Proper motion indicates physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | Sig CrB | 65165 | 16 14 41 +33 51 31 | STF 2032 AB | 2021 | 1134 | 240 | 7.2 | 5.62 | 6.49 | 0.87 | Y | |
Show | 65165 | 16 14 41 +33 51 31 | STF 2032 AC | 2021 | 19 | 91 | 27.7 | 5.62 | 13.10 | 7.48 | |||
Show | 65165 | 16 14 41 +33 51 31 | STF 2032 AD | 2021 | 120 | 82 | 95.3 | 5.62 | 10.78 | 5.16 | |||
Show | 65165 | 16 14 41 +33 51 31 | STF 2032 AE | 2021 | 17 | 241 | 635.1 | 5.62 | 12.31 | 6.69 | <=== | ||
Show | 65165 | 16 14 40 +33 51 27 | STF 2032 BD | 2021 | 72 | 81 | 102.0 | 6.49 | 10.78 | 4.29 | |||
Show | 65165 | 16 13 56 +33 46 24 | YSC 152 Ea,Eb | 2018 | 9 | 29 | 0.5 | 12.40 | 15.00 | 2.60 | Y | ||
Show | 16 13 56 +33 46 24 | RAO 65 EF | 2015 | 4 | 239 | 30.7 | 12.34 | 14.85 | 2.51 |
Var name | TZ CrB | Constellation | Corona Borealis | SAO | 65165 | HIP | 79607 | ||||
Tycho2 | 2583-01846-1 | Gaia DR2 | 1328866562170960512 | HD | 146361 | HR | 6063 | ||||
GC | 21863 | ADS | 9979 | GL | Gl 615.2A | BD | BD+34 2750 | ||||
Bayer | Sigma Coronae Borealis | Bayer name | Sig CrB | Flamsteed | 17 Coronae Borealis | Flamsteed name | 17 CrB | ||||
Distance | 21.08 | Distance ly | 68.76 | Bayer greek | σ CrB |