57P/du Toit-Neujmin-Delporte
Discovered by Daniel du Toit,
Boyden Station, South Africa on July,18 1941
and
by Grigory N. Neujmin,
Simeiz Observatory, Soviet Union on July, 25 1941
and by Eug�ne Joseph Delporte,
Royal Observatory, Belgium on August, 19 1941
(and by Paul Ahnert,
Sonneberg, Germany on July 22 1941 - his message reached the IAU in Harvard
too late during the World War II)
The latest IAU telegrams or the latest CBET's. IAUC Astronomical Headlines.
Minor
planet center's orbital elements and Ephemeris, the comet on
Seiichi Yoshida's Homepage
Light
curves on Cometas Obs,
JPL Small body
database
sky
quality SQM on Sept.10
57/P du Toit-Neujmin-Delporte � by Bernhard Haeusler, 2015-09-10 B/W
composed 12 3min. exposures,
2015-09-10 UT03:12, 0.3m f/6.15 SCT + CCD
16.58 mag, coma: 38", tail: 3' in PA245