| Coord 2000 | 20103+3643 | Discov num | SMR 77 | Comp | Coord arcsec 2000 | 20 10 28.14 +36 43 28.1 | |||||
| Date first | 1998 | Date last | 2021 | Obs | 3 | ||||||
| Pa first | 93 | Pa last | 91.8 | P.A. Now (θ) | 91.8° | ||||||
| Sep first | 3.2 | Sep last | 2.94 | Sep. Now (ρ) | 2.94" | ||||||
| Mag pri | 13.00 | Mag sec | delta mag (ΔM) | Spectral class | |||||||
| Pri motion ra | Sec motion ra | ||||||||||
| Pri motion dec | Sec motion dec | ||||||||||
| Notes | |||||||||||
| Constellation | Cygnus |