Definition of Perihelic. Meaning of Perihelic. Synonyms of Perihelic

- near perihelion, because this is when Mars is also nearest to Earth. One perihelic opposition is followed by another either 15 or 17 years later. In fact...
- 2018 and 2035, with the 2020 and 2033 events being particularly close to perihelic opposition. The mean apparent magnitude of Mars is +0.71 with a standard...
- might be able to also see Ceres, as well as Pallas and Iris at their rare perihelic oppositions. The following asteroids can all reach an apparent magnitude...
- Temperature ≈ 12 K (see note) Spectral type (red) B−V=1.24; V−R=0.78 Apparent magnitude 20.8 (opposition) 20.5 (perihelic) Absolute magnitude (H) 1.83±0.05 1.3...
- present in the Martian atmosphere. By 1909 better telescopes and the best perihelic opposition of Mars since 1877 conclusively put an end to the canal hypothesis...
- visible, which occur every couple of years. Even more notable are the perihelic oppositions of Mars which occur approximately every 16 years, and are...
- occultations, on 13 February 1987, and 28 April 2006. On 6 August 2008, during a perihelic opposition, Parthenope had an apparent magnitude of 8.8. In 1988 a search...
- Cb (SM****) B–V = 0.704 U–B = 0.283 BB C Apparent magnitude 18.93 14.9 (Perihelic opposition) Absolute magnitude (H) 5.80±0.27 5.82±0.07 5.83 5.92±0.20...
- planetary scientists were surprised (although had anti****ted during perihelic opposition) to find the atmosphere was thick with "a planet-wide robe...
- asteroids in the night sky. It had an apparent magnitude of 8.5 during a perihelic opposition on 25 December 2015 when the asteroid was about 1 AU from Earth...