Asteroids - Lightcurves - (1928) Summa
(1928) Summa is a main-belt asteroid discovered by Vaisala in Turku in 1938. Binzel (1987) reported a period of 9.66 h. The LCDB rated this U = 1. A total of 843 data points were obtained using a clear filter over five nights during the period 2012 September 3-10, with an average magnitude of 15.2 and average SNR of 83.
Hills Observatory: 1 January 2013 to 10 July 2018
COMETS COMETS
DEEP SKY DEEP SKY
The lightcurve shows a period of 6.8549 ± 0.0006 h and amplitude of 0.18 ± 0.01 mag. These findings were published in the Minor Planet Bulletin, Volume 40, Number 1, 2013 January - March.