斯米爾諾娃-切爾尼赫彗星
{| class=wikitable style="text-align:center; font-size:11px; float:right; margin:2px" |- bgcolor= style="font-size: smaller;" | colspan="8" style="text-align:center;"|Perihelion distanceat different epochs |- ! Epoch !! Perihelion(AU) |- | 1929 || 5.68 |- | 1967 || 3.55 |- | 2026 || 4.84 |- | 2034 || 3.84 |}
Key facts
- Comet.name
- 74P/Smirnova–Chernykh
- Comet.image
- 240px
- Comet.caption
- 74P (apmag ~17; 3.6AU from the Sun) near galaxy PGC 49413
- Comet.discoverer
- Tamara Mikhailovna SmirnovaNikolai Stepanovich Chernykh
- Comet.discovery_date
- March 4, 1975
- Comet.designations
- 1967 XV; 1975 VII; 1984 V;1992 XXI
- Comet.epoch
- November 21, 2025
- Comet.semimajor
- 5.11 AU
- Comet.perihelion
- 4.836 AU
- Comet.aphelion
- 5.39 AU
- Comet.eccentricity
- 0.0543
- Comet.period
- 11.56 yr