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5477 Holmes (2012)
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MPC Designation: |
1989 UH2 |
Lightcurves |
Period (h): |
2.9932 ± 0.0002 |
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Amplitude (mag): |
0.10 ± 0.01 |
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Equipment: |
Filter: C MagBand: V Telescope: 0.5m f/8.1 R/C Camera: FLI 1001E IMG Exposure: 300 |
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Obs. Details |
Date E Mag Phase PABL PABB 2012-03-06 07:00 16.64 17.2 179.3 26.3 2012-03-09 07:00 16.59 16.6 179.4 26.1 2012-03-10 07:00 16.58 16.4 179.4 26.0 2012-03-12 07:00 16.56 16.0 179.4 25.9 2012-03-13 07:00 16.55 15.9 179.4 25.8 2012-03-14 07:00 16.54 15.8 179.4 25.7 2012-03-15 07:00 16.53 15.6 179.4 25.6 2012-03-16 07:00 16.52 15.5 179.4 25.5 2012-03-17 07:00 16.51 15.4 179.5 25.4 2012-04-09 07:00 16.71 17.7 179.8 22.4 2012-04-10 07:00 16.73 17.9 179.9 22.2 2012-04-17 07:00 16.84 19.9 180.3 20.9 2012-04-18 07:00 16.86 20.2 180.4 20.8
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Data Points: |
434 |
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Discovered: |
1989-10-27 Palomar E. F. Helin |
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Family/Group: |
Hungaria |
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Taxonomic Class: |
ES (Assumed) |
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Published: |
MPB pending |
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NOTES: |
Unless otherwise stated, the "Reduced Magnitudes" in the plots are
Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)Collaboration with Robert D. Stephens and Daniel Coley, Center for Solar System Studies. Follow-up to 2005 observations (Minor Planet Bul. 38, 107-109). This is a known binary. The top plot shows the rotation of the primary while the bottom one shows the "mutual events" associated with the satellite. The data table includes only PDO data but the plot and data points total includes the data from Stephens and Coley. |
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Contents © 2012 Brian D. Warner / Palmer Divide Observatory |