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Ganymede sī Bo̍k-chheⁿ 63-ê khak-tēng ê oē-chheⁿ chi it.
Ganymede photographed by Juno in 2021 | |||||||||||||
Hoat-kiàn[1][2] | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hoat-kiàn-chiá | Galileo Galilei | ||||||||||||
Hoat-kiàn ji̍t-chí | January 7, 1610 | ||||||||||||
Miâ-hō | |||||||||||||
Ho͘-im |
/ˈɡænəˌmiːd/[3] GAN-ə-MEED | ||||||||||||
Hō-miâ iû-lâi | Γανυμήδης, Ganymēdēs | ||||||||||||
Pia̍t-miâ | Jupiter Pang-bô͘:Rn | ||||||||||||
Adjectives |
Ganymedian,[4] Ganymedean[5][6] (/ˌɡænəˈmiːdi.ən/) | ||||||||||||
Kúi-tō sèng-chit | |||||||||||||
Kīn-tiám | 069200 km 1[lower-alpha 1] | ||||||||||||
Hn̄g-tiám | 071600 km 1[lower-alpha 2] | ||||||||||||
070400 km 1[7] | |||||||||||||
Lî-sim-lu̍t | 0.0013[7] | ||||||||||||
Kúi-tō chiu-kî | 55296 d 7.154[7] | ||||||||||||
Pêng-kin kúi-tō sok-le̍k | km/s 10.880 | ||||||||||||
Khi-pêng |
2.214° (to the ecliptic) 0.20° (to Jupiter's equator)[7] | ||||||||||||
Tò lia̍p chheⁿ ê ōe-cheⁿ | Jupiter | ||||||||||||
Bu̍t-lí sèn-chit | |||||||||||||
Pêng-kin poàn-kéng | 634.1±0.3 km (0.413 Earths) 2[8] | ||||||||||||
Piáu-bīn-chek | ×107 km2 (0.171 Earths) 8.72[lower-alpha 3] | ||||||||||||
Thé-chek | ×1010 km3 (0.0704 Earths) 7.66[lower-alpha 4] | ||||||||||||
Chit-liōng | ×1023 kg (0.025 Earths) 1.4819[8] (2.02 Moon's) (0.23 Mars') | ||||||||||||
Pêng-kin bi̍t-tō͘ | g/cm3 (0.351 Earths) 1.936[8] | ||||||||||||
Piáu-bīn tiōng-le̍k | m/s2 (0.146 1.428g)[lower-alpha 5] | ||||||||||||
Koàn-sèng in-chú ê lêng-lu̍t | ±0.0028 0.3115[9] | ||||||||||||
Thoat-cháu so̍k-tō͘ | km/s 2.741[lower-alpha 6] | ||||||||||||
Rotation period | synchronous | ||||||||||||
Chhia-sim khi-pêng | 0–0.33°[10] | ||||||||||||
Hoán-siā-lu̍t | ±0.02 0.43[11] | ||||||||||||
| |||||||||||||
Bêng-hián-tō͘ |
4.61 (opposition)[11] 4.38 (in 1951)[14] | ||||||||||||
Kak-ti̍t-kèng | 1.2 to 1.8 arcseconds | ||||||||||||
Tāi-khì-khoan | |||||||||||||
Piáu-bīn ap-le̍k | 0.2–1.2 µPa (1.97×10−12–1.18×10−11 atm)[15] | ||||||||||||
Thé-chek cho͘-sêng | mostly oxygen[15] | ||||||||||||
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