Antelope Hills Observatory

Research-Quality Observations for the Astronomical Community

LIGHTCURVE RESULTS

   Asteroid                           Period, hr             Amplitude, mag.

   141 Lumen                         19.87                          0.12

   212 Medea                         10.283                         0.08

   220 Stephania                     18.21                          0.21

   259 Aletheia                         8.146                        0.002

   306 Unitas                            8.736                        0.34

   363 Padua                            8.401                         0.16

   391 Ingeborg                      26.391                        0.48—0.79

   442 Eichsfeldia                   11.871                        0.38

   455 Bruchsalia                    11.838                        0.12

   490 Veritas                           7.93                          0.33

   492 Gismonda                      6.489                        0.16

   509 Iolanda                        12.305                         0.35

   514 Armida                        21.874                        0.16

   517 Edith                              9.274                        0.12

   524 Fidelio                          14.195                       0.22

   535 Montague                     10.28                         0.24

   536 Merapi                           8.78                          0.38

   565 Marbachia                     5.084                        0.22

   611 Valeria                          10.8                          0.09

   705 Erminia                         53.96                        0.12

   713 Luscinia                          9.703                       0.54

   760 Massinga                       10.72                        0.14

   808 Merxia                           30.631                      0.81 

   944 Hidalgo                          10.06                        0.31

   986 Amelia                            9.52                         0.43

   1046 Edwin                           5.29                         0.21

   1107 Lictoria                         8.56                         0.25

   1139 Atami                          27.56                         0.45

   1152 Pawona                         3.418                       0.21

   1248 Jugurtha                      12.1897                     0.7—1.4

   1310 Villigera                        7.83                        0.39

   1474 Beira                             4.184                       0.18

   1508 Kemi                             9.196                       0.34

   2890 Vilyujsk                        3.45                         0.22

   3106 Morabito                       6.26                         0.35

   3223 Forsius                          2.343                       0.26

   3270 Dudley                          4.047                       0.40

   3581 Alvarez                        33.42                        0.06

   3674 Erbisbuhl                     11.28                        0.40

   3712 Kraft                              9.341                      1.20

   4288 1989 TQ1                      3.181                      0.35

   5587 1990 SB                         5.05                        0.78—1.23

   5682 Beresford                       7.536                      0.20

   5817 Robertfrazer                  4.051                       0.33

   7776 Takeishi                         8.90                         0.05

   1999 US3                               4.682                       0.45

   2000 OL                                 3.136                       0.30

Some Example

Asteroid Lightcurves

Asteroid Lightcurve Results

 

These results are drawn from our published data, including 21 papers in the “Minor Planet Bulletin” and four papers in the “Informational Bulletin on Variable Stars (IBVS)”, as well as publication in the AAVSO “Variable Star Index”.

 

Click on the name to view the lightcurve.

 

[Data is available to researchers.  Contact Bob Koff for download instructions.]

Eclipsing Binary  Star Discoveries

          Star                                           Type

 

   GSC 4686 2315                          EA

   GSC 1851 0320                          WUMa

   GSC 0804 0118                          WUMa

   GSC 2936 0478                          WUMa

   USNO B1.0 1091-1030715        Beta Lyrae

   USNO B1.0 1118-0089619        WUMa

   USNO B1.0 1119-0084003        WUMa

   USNO B1.0 1119-0083993        WUMa

  VSX J053219.2+255033             EA

  VSX J151854.4+011945             WUMa

  VSX J201202.8+424427             EA

  VSX J191013.2+291233             WUMa

  VSX J190933.7+290329             EB

  VSX J191029.5+291310             WUMa

  VSX J014837.8+264538             ELL

  VSX J002244.8+614603             WUMa

  VSX J002234.4+614417             WUMa

  VSX J002148.9+614236             WUMa

  VSX J041633.4+223927             WUMa

  VSX J055549.6+683653             WUMa

  VSX J075457.7+215409             WUMa

  VSX J202849.5+414506             WUMa

  VSX J053219.2+302828             EA

  VSX J194336.7+322521             WUMa

  VSX J191547.7+605328             WUMa

An Eclipsing Binary

Other Variable Star Discoveries

          Star                                               Type

 

  VSX J045112.6+170336                Non-radial pulsator

  VSX J054410.8+252512                DSct

  VSX J053818.5+254312                DSct

  VSX J054356.3+253124                DSct

  VSX J053805.0+253535                DSct

  VSX J123756.9-033808                 RR Lyr

  VSX J191028.5+291350                DSct

  .