| Discovery [1] | |
|---|---|
| Discovered by | C. J. van Houten I. van Houten-G. T. Gehrels |
| Discovery site | Palomar Obs. |
| Discovery date | 16 October 1977 |
| Designations | |
| (30705) Idaios | |
| Pronunciation | /aɪˈdeɪəs/[2] |
Named after | Idaios [1] (Greek mythology) |
| 3365 T-3 · 1989 SD7 2001 QB72 | |
| Jupiter trojan [1][3] Trojan [4] · background [5] | |
| Adjectives | Idaian |
| Orbital characteristics [3] | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 63.26 yr (23,106 d) |
| Aphelion | 5.5095 AU |
| Perihelion | 4.8966 AU |
| 5.2030 AU | |
| Eccentricity | 0.0589 |
| 11.87 yr (4,335 d) | |
| 143.04° | |
| 0° 4m 58.8s / day | |
| Inclination | 19.748° |
| 24.184° | |
| 342.53° | |
| Jupiter MOID | 0.0445 AU |
| TJupiter | 2.8790 |
| Physical characteristics | |
| 44.55±0.74 km[6] | |
| 15.736±0.001 h[7][a] | |
| 0.074±0.010[6] | |
| D (SDSS-MOC)[8] | |
| 10.2[6] 10.4[1][3] | |
30705 Idaios /aɪˈdeɪəs/ is a Jupiter trojan from the Trojan camp, approximately 45 kilometers (28 miles) in diameter. It was discovered during the third Palomar–Leiden Trojan survey at the Palomar Observatory in California in 1977.[1] The dark D-type asteroid has a rotation period of 15.7 hours.[9] It was named after the Trojan herald Idaios from Greek mythology.[1]
MPC-object was invoked but never defined (see the help page).jpldata was invoked but never defined (see the help page).MPC-Jupiter-Trojans was invoked but never defined (see the help page).AstDys-object was invoked but never defined (see the help page).Grav-2012 was invoked but never defined (see the help page).Stephens-2014c was invoked but never defined (see the help page).SDSS-Taxonomy was invoked but never defined (see the help page).lcdb was invoked but never defined (see the help page).
Cite error: There are <ref group=lower-alpha> tags or {{efn}} templates on this page, but the references will not show without a {{reflist|group=lower-alpha}} template or {{notelist}} template (see the help page).