Deimos (chaand)
mos (chaand), nai to Mars II, Mangalgrah (Mars) ke chhotkana chandarma hae. Duusra chandarma ke naam Phobos hae. Iske naam Greek me se aais hae aur iske matlab "terror" hae. Ii har 30.3 ghantaa me Mars ke parikramaa kare hae. Deimos ke diameter khaali 15 kilomters hae aur ii craters se bharaaa hae. Iske 12 August 1877 me Asaph Hall paais rahaa.
Discovery | |
---|---|
Discovered by | Asaph Hall |
Discovery date | 12 August 1877 |
Designations | |
Designation | Mars II |
Pronunciation | /ˈdaɪməs/[1] to /ˈdiːməs/[2] or as Greek Δεῖμος (approximated /ˈdeɪmɒs/)[3] |
Named after | Δεῖμος |
Adjectives | Deimian /ˈdaɪmiən/[4] |
Orbital characteristics | |
Epoch 23 September 2012 (JD 2456191.5) | |
Periapsis | 23455.5 km |
Apoapsis | 23470.9 km |
23463.2 km[5] (6.92 Mars radii) | |
Eccentricity | 0.00033[5] |
1.263 d[5] (30.312 h) | |
Average orbital speed | 1.3513 km/s[6] |
Inclination | 0.93° (to Mars's equator) 1.791° (to the local Laplace plane)[5] 27.58° (to the ecliptic) |
Satellite of | Mangalgrah |
Physical characteristics | |
Dimensions | 16.08 × 11.78 × 10.22 km (0.16 × 0.12 × 0.10 km)[7] |
Mean radius | 6.27±0.07 km[7] |
522±8 km2[7] | |
Volume | 1033±19 km3[7] |
Mass | 1.4762×1015 kg[6] |
Mean density | 1.465±0.051 g/cm3[7] |
0.003 m/s2[6] (306 µg) | |
5.556 m/s (20 km/h)[6] | |
Synchronous[5] | |
Albedo | 0.068±0.007[8] |
Temperature | ≈ 233 K |
12.89[9] | |
Ii vigyan article ek chhota panna hae. Aap iske lamba karke Wikipedia ke madat kare saktaa hae. |
- ↑ The Century Dictionary and Cyclopedia (1914)
- ↑ "Moons of Mars – the Center for Planetary Science". Archived from the original on 2023-04-09. Retrieved 2024-02-28.
- ↑ "Deimos". Lexico UK English Dictionary. Oxford University Press. Archived from the original on 22 March 2020.
- ↑ Harry Shipman (2013) Humans in Space: 21st Century Frontiers, p. 317
- ↑ 5.0 5.1 5.2 5.3 5.4 "HORIZONS Web-Interface". NASA. 21 September 2013. Retrieved 4 December 2013.
- ↑ 6.0 6.1 6.2 6.3 Cite error: Invalid
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- ↑ 7.0 7.1 7.2 7.3 7.4 Cite error: Invalid
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- ↑ Cite error: Invalid
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- ↑ "Mars' Moons".