Veres, Peter; Jedicke, Robert; Fitzsimmons, Alan; Denneau, Larry; Granvik, Mikael; Bolin, Bryce; et al. (November 2015). "Absolute magnitudes and slope parameters for 250,000 asteroids observed by Pan-STARRS PS1 - Preliminary results". Icarus. 261: 34–47. arXiv:1506.00762. Bibcode:2015Icar..261...34V. doi:10.1016/j.icarus.2015.08.007. S2CID53493339.
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Lightcurve plot (April 2008) and follow-up plot (May 2008) of (4340) Dence by Petr Pravec. Rotation period of 7.558±0.0018 and 7.5668±0.0018 hours and a brightness amplitude of 0.07±0.01 and 0.11±0.01 magnitude. Quality code of 2/2. Summary figures at the LCDB and Pravec, P.; Wolf, M.; Sarounova, L. (2008) Plots from Ondrejov data, obtained by the NEO Photometric Program and collaborating projects.
Clark, Maurice (July 2015). "Asteroid Photometry from the Preston Gott Observatory". The Minor Planet Bulletin. 42 (3): 163–166. Bibcode:2015MPBu...42..163C. ISSN1052-8091.
Lightcurve plot (April 2008) and follow-up plot (May 2008) of (4340) Dence by Petr Pravec. Rotation period of 7.558±0.0018 and 7.5668±0.0018 hours and a brightness amplitude of 0.07±0.01 and 0.11±0.01 magnitude. Quality code of 2/2. Summary figures at the LCDB and Pravec, P.; Wolf, M.; Sarounova, L. (2008) Plots from Ondrejov data, obtained by the NEO Photometric Program and collaborating projects.
Clark, Maurice (July 2015). "Asteroid Photometry from the Preston Gott Observatory". The Minor Planet Bulletin. 42 (3): 163–166. Bibcode:2015MPBu...42..163C. ISSN1052-8091.