1 Geminorum

1 Geminorum
Observation data Epoch J2000.0 Equinox J2000.0 (ICRS)
Constellation	Gemini
Right ascension	06^h 04^m 07.21544^s ^[1]
Declination	+23° 15′ 48.0401″ ^[1]
Spectral type	G5III ^[1]

1 Geminorum (1 Gem) is a star in the constellation Gemini. Its apparent magnitude is 4.15. 1 Geminorum is considered to be on the west side boundary of the constellation of the Gemini figure. This was found in the 19th century by John Flamsteed in a study measuring telescopic positions and they were numbered west to east with their parent.^[2]

References

1 2 3 SIMBAD, 1 Geminorum (accessed 16 September 2012)
↑ http://stars.astro.illinois.edu/sow/1gem.html

Stars of Gemini

Bayer	α (Castor) β (Pollux) γ (Alhena) δ (Wasat) ε (Mebsuta) ζ (Mekbuda) η (Tejat Prior) θ ι κ λ μ (Tejat Posterior) ν ξ (Alzirr) ο π ρ σ τ υ φ χ ω

Flamsteed	1 (Propus) 2 3 4 5 6 8 9 10 11 12 14 15 16 19 20 22 23 25 26 28 30 32 33 35 36 37 38 39 40 41 44 45 47 48 49 51 52 53 56 57 58 59 61 63 64 65 67 68 70 74 76 79 81 82 84 85 141 Tau

Variable	R U W RR RW RX RY SS TU TV WY ZZ AD AF AL AW BG BM BN CR DM DN DX IR IS NP NQ NZ OT OU OY PQ PS PZ V345

HR	2111 2169 2277 2304 2340 2366 2391 2417 2436 2439 2449 2457 2499 2533 2586 2597 2632 2635 2643 2649 2651 2660 2665 2669 2673 2692 2757 2780 2858 2877 2896 2926 2931 2936 2951 2953 2962 2965 2978 3030 3040 3053

HD	44780 45314 50554 54986 56176 58898

Gliese	Gliese 232 Gliese 251 GJ 1093

Other	BD+20°1790 CXOU J061705.3+222127 Geminga HAT-P-20 HAT-P-24 HAT-P-33 HAT-P-39 WD J0651+2844 2MASS 0727+1710 2MASSW J0746425+200032 PSR B0611+22 PSR B0656+14 PSR J0751+1807 WISEP J060738.65+242953.4

List

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