When Will Hale-bopp Pass Earth Again
Comet Hale-Bopp Timeline - 1997
Alan Hale was gracious plenty in granting permission to use this timeline on this home page. The timeline is from Alan Hale'due south book: "Everybody's Comet - A Layman's Guide to Comet Hale-Bopp".
Ron Baalke
February 1997
- February - Comet Hale-Bopp is easibly visible to the naked middle (hopefully!)
- Feb 04-20 - Best times for viewing the comet.
- Feb 07 - New Moon
- February xv-Mar 01 - Highest higher up northeastern horizon before dawn (moonlight will interfere during latter protino of this).
- Feb 22 - Full Moon
- Feb 24 - Comet Unhurt-Bopp Lecture, Los Angeles, California
March 1997
- March - Unhurt-Bopp spectacular to the naked eye in the pre-dawn sky?
- Mar 03 - Kickoff of International Comet Hale-Bopp Days, menstruum iii
- Mar 04 - Comet Unhurt-Bopp direct "above" the Dominicus, i.04 AU from it.
- Mar 06-21 - Best times for viewing in the morning time sky.
- Mar 09 - New Moon; total solar eclipse visible from Mongolia and Siberia (the comet should be easily visible during totality).
- Mar 09 - Comet is 1.0 AU from the Sun.
- Mar 20 - Comet Unhurt-Bopp Lecture, Pasadena, California
- Mar xx-30 - Comet visible all night from north of breadth 45 degrees; for rest of northern hemisphere, the comet is visible both in the evening and morn skies.
- Mar 22 - Closest arroyo to the Earth (ane.315 AU)
- Mar 22 - Conjunction with the Sun
- Mar 23 - Comet Hale-Bopp Lecture, Altadena, California
- Mar 23 - Full Moon; partial lunar eclipse (midpoint 9:40 PM MST)
- Mar 25 - Comet at is most northern betoken in its path across the heaven.
- Mar 25 - Comet Hale-Bopp is located 5 degrees due north of Andromeda Galaxy.
- Mar 26-April ten - All-time times for viewing in the evening sky; spectacular to the naked eye (hopefully!).
April 1997
- Mar 26-Apr 10 - Best times for viewing in the evening heaven; spectacular to the naked eye (hopefully!).
- Apr 01 - Comet at Perihelion, 0.914 AU from the Sun.
- Apr 07 - New Moon
- April 10 - Near highest point above horizon in the evening sky.
- Apr 11 - Comet Chasers Nighttime, Pasadena, California
- Apr 12 - Cease of International Comet Unhurt-Bopp Days, menstruation 3
- Apr 22 - Total Moon
- April 24 - Comet is 1.0 AU from the Sun
- Apr 25-May x - Best times for viewing (concluding good views from most of the northern hemisphere).
May 1997
- Apr 25-May x - Best times for viewing (last good views from nigh of the northern hemisphere).
- May 06 - Comet Hale-Bopp crosses plane of Globe'southward orbit from north to south, 1.11 AU from the Sun.
- May 06 - Comet Hale-Bopp located 10 degrees northeast of Hyades star cluster in Taurus.
- May 20-31 - Last sightings from mid-northern latitudes.
- May 24-Jun 09 - Best times for viewing; easily visible from southern hemisphere, and perhaps however quite spectacular.
June 1997
- May 24-Jun 09 - Best times for viewing; easily visible from southern hemisphere, and peradventure all the same quite spectacular.
- Jun 05 - New Moon
- Jun 05 - Comet Unhurt-Bopp located ii degrees northeast of brilliant star Betelgeuse in Orion
- Jun 10 - Comet sets at sunset from mid-northern latitudes.
- Jun ten - Comet is i.v AU from the Sun.
- Jun xv - Comet Unhurt-Bopp located 3.5 degrees westward of Encke's Comet; the latter object should be visible in front of Hale-Bopp'due south tail around this date.
- Jun 20 - Full Moon
- Jun 23-Jul 02 - Best times for viewing (southern hemispheres only; Comet visible low in northwest during and after dusk).
July 1997
- Jun 23-Jul 02 - All-time times for viewing (southern hemispheres only; Comet visible low in northwest during and after dusk).
- Jul 03 - Conjuction with the Sun.
- Jul 04 - New Moon
- Jul 04-18 - Best times for viewing (southern hemispheres only; Comet visible in the east during and before dawn); nevertheless bright to the naked eye?
- Jul 20 - Comet is 2.0 AU from the Sun.
- Jul 20 - Full Moon
- Jul 24 - Comet Hale-Bopp located 9 degrees northeast of brilliant star Sirius.
August 1997
- Aug 01-16 - All-time times for viewing (southern hemisphere only).
- Aug 03 - New Moon
- Aug 18 - Full Moon
- Aug 26 - Commencement of International Comet Hale-Bopp Days, period 4
- Aug 29 - Comet is two.5 AU from the Sun.
- Aug 30-Sep 14 - Best times for viewing (southern hemispheres only); faintly visible to the naked heart?
September 1997
- Aug 30-Sep fourteen - Best times for viewing (southern hemispheres only); faintly visible to the naked centre?
- Sep 01 - New Moon
- Sep 10 - Comet rises about beginning of dawn from mid-northern latitudes; visible low in southeast
- Sep 16 - Total Moon; total lunar eclipse visible from eastern hemisphere
- Sep 16 - Finish of International Comet Hale-Bopp Days, period four
- Sep 29-October 13 - Best times for viewing; best opportunities for final observations from mid-northern latitudes.
October 1997
- Sep 29-Oct 13 - Best times for viewing; best opportunities for final observations from mid-northern latitudes.
- Oct 01 - New Moon
- Oct 10 - Comet is 3.0 AU from the Sun.
- Oct 15 - Total Moon
- Oct 28-Nov 12 - Best times for viewing (southern hemisphere); concluding sigthings with naked center? Last potential opportunity for observations from mid-northern latitudes.
- October 31 - New Moon
November 1997
- Oct 28-Nov 12 - Best times for viewing (southern hemisphere); final sightings with naked eye? Last potential opportunity for observations from mid-northern latitudes.
- Nov fourteen - Full Moon
- November 14 - Beyond this date, visible above horizon all dark from mid-southern latitudes
- Nov 23 - Comet is 3.five AU from the Sun.
- Nov 30 - New Moon
Dec 1997
- Dec 27 - Comet Hale-Bopp at opposition
- December 29 - New Moon
Comet Hale-Bopp Dwelling house Page Source: https://www2.jpl.nasa.gov/comet/timeline.html
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