pdosmall.gif (6581 bytes)

The Minor Planet Observer
and
Palmer Divide Observatory

16589 Hastrup (2011)

MPC Designation: 1992 SL1
Lightcurves Period (h): 128. ± 5.
Amplitude (mag): 0.62 ± 0.05
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.5m f/8.1 R/C
Camera: FLI 1001E
Exposure: 300

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2011-12-17 07:00  16.30   19.8   81.4   29.5
2011-12-18 07:00  16.31   19.9   81.5   29.5
2011-12-19 07:00  16.32   19.9   81.5   29.5
2011-12-21 07:00  16.33   20.1   81.7   29.5
2011-12-24 07:00  16.36   20.4   82.0   29.5
2011-12-25 07:00  16.37   20.6   82.1   29.4
2011-12-26 07:00  16.39   20.7   82.2   29.4
2011-12-27 07:00  16.40   20.9   82.3   29.4
2011-12-28 07:00  16.41   21.0   82.4   29.4
2012-01-01 07:00  16.46   21.7   82.8   29.2
2012-01-02 07:00  16.48   21.9   82.9   29.2

Data Points: 566
Discovered: 1992-09-24  Palomar  E. F. Helin
Family/Group: Hungaria
Taxonomic Class: ES (Assumed)
Published: MPB 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)

Very likely tumbling. The plot is phased to one of the possible periods.

 

Contents © 2012 Brian D. Warner / Palmer Divide Observatory

 

 

 

This site is best viewed at 1024x768 and higher

This page was last updated on 15:35:04 2012-03-03 (Mountain Time)
All contents copyright (c) 2001-2012, Brian D. Warner and Bdw Publishing
Trademarks are the property of their repsective owners

Contact webmaster