![]() A three-dimensional model of 532 Herculina based on its light curve | |
Discovery | |
---|---|
Discovered by | Max Wolf |
Discovery date | 20 April 1904 |
Designations | |
(532) Herculina | |
Pronunciation | /hɜːrkjʊˈlaɪnə/ |
1904 NY | |
Main belt | |
Adjectives | Herculinian /hɜːrkjʊˈlɪniən/ |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 111.97 yr (40897 d) |
Aphelion | 3.26056 AU (487.773 Gm) |
Perihelion | 2.28601 AU (341.982 Gm) |
2.7732838 AU (414.87735 Gm) | |
Eccentricity | 0.1757028 |
4.62 yr (1686.9 d) (1684.34607 d) | |
131.03906° | |
0° 12m 48.272s / day | |
Inclination | 16.31351° |
107.55583° | |
76.09745° | |
Physical characteristics | |
167.791±0.890 km[1] 222.19 km[2] 217.49 ± 5.10 km[3] 191 ± 4 km[4] | |
Mass | (2.29±0.20)×1019 kg[2] (1.15±0.28)×1019 kg[3] (1.0051 ± 0.1108/0.1567)×1019 kg[4] |
Mean density | 4.0 g/cm3[2] 2.12±0.53 g/cm3[3] 2.755 ± 0.304/0.429 g/cm3[4] |
9.405 h (0.3919 d)[1] | |
0.285±0.029[1] | |
S[1] | |
8.82 to 11.99[5] | |
5.92[1] | |
0.228" to 0.073" | |
532 Herculina /hɜːrkjʊˈlaɪnə/ is a large asteroid, with a diameter of around 200 km.