Pan-STARRS C/2025 R3 ephemeris 1600-2500 AD

Pan-STARRS or C/2025 R3 also known as the Dawn comet was discovered in September of 2025 by the Pan-STARRS observatory in Maui Hawaii. It has an orbit of some 170,000 years with a highly eliptical orbit. The average AU is 3100 and ithe incination is 124.73 degrees. It stays in tropical Taurus for most of its orbit except when near perihelion or closest approach to the Sun which occurs on April 19th 2026.

Most of us have Pan-STARRS C/2025 R3 in early to mid tropical Taurus (1900-2020). Below is an ephemeris or tables showing comet comet Pan-Starrs' position through the tropical zodiac from 1600 AD to 2500 AD.

Pan-STARRS C/2025 R3 ephemeris
1600-2500AD UT or GMT

1600 Jan.01 10Tau40
1650 Jan.01 11Tau14
1700 Jan.01 11Tau46
1750 Jan.01 12Tau17
1800 Jan.01 12Tau44
1850 Jan.01 13Tau06
1900 Jan.01 13Tau19
1950 Jan.01 13Tau08
1975 Jan.01 12Tau40
2000 Jan.01 11Tau18
2010 Jan.01 09Tau53
2015 Jan.01 08Tau31
2020 Jan.01 05Tau40
2025 Jan.01 21Ari08
2026 Jan.01 14Pis02
2026 Apr.19 perihelion 11-12Ari
2027 Jan.01 13Gem50
2030 Jan.01 01Gem47
2035 Jan.01 28Tau51
2040 Jan.01 27Tau33
2050 Jan.01 26Tau32
2100 Jan.01 25Tau13
2200 Jan.01 25Tau30
2300 Jan.01 26Tau25
2400 Jan.01 27Tau33
2500 Jan.01 28Tau45

Pan-STARRS in the Signs
1600-2022 Taurus
2023 Dec.05 retrogrades back into Aries
2024 Mar.21 re-enters Taurus
2024 Oct.30 retrogrades back into Aries
2025 Apr.29 re-enters Taurus
2025 Sep.29 retrogrades back into Aries
2025 Nov.16 re-enters Taurus
2026 Apr.13 retrogrades back into Aries
2026 Apr.19 perihelion 11-12 deg Aries
2026 Apr 24 re-enters Taurus
2026 May 02 enters Gemini
2026 May 16 enters Cancer
2026 Aug.21 enters Leo
2026 Oct.11 retrogrades back into Cancer
2026 Dec.07 retrogrades back into Gemini
2030 Feb.02 retrogrades back into Taurus
2030 Mar.11 renters Gemini
2031 Jan.16 retrogrades back into Taurus
2031 to 2042 goes back and forth between Taurus and Gemini
2042 Sep.21 enters Taurus permanently

back to index
back to main