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The Minor Planet Observer
and
Palmer Divide Observatory

7579 1990 TN1 (2011)

MPC Designation: 1990 TN1
Lightcurves Period (h): 18.31 ± 0.01
Amplitude (mag): 0.91 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: SBIG STL-1001E
Exposure: 300

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2011-01-22 07:00  15.03    5.2  122.3    7.2
2011-01-24 07:00  15.02    5.0  122.3    6.9
2011-01-25 07:00  15.02    5.1  122.4    6.7
2011-01-27 07:00  15.04    5.5  122.4    6.3
2011-01-28 07:00  15.06    5.8  122.4    6.2

Data Points: 432
Discovered: 1990-10-14  Palomar  E. F. Helin
Family/Group: Hungaria
Taxonomic Class: S
Published: MPB 38, pending
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

 

Contents © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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