2017 TH4
Explore asteroids, comets and near-Earth objects with JPL orbital data.
Apollo
Observations: 102
Orbital Parameters
Semi-Major Axis
1.05 AU
Eccentricity
0.3967
Perihelion
0.633 AU
Aphelion
1.466535 AU
Inclination
13.54°
Orbital Period
— yr
Epoch
2461200.5
Mean Anomaly
78.49°
Orbit diagram
The Sun sits at the focus (orange). Earth's orbit is the grey circle at 1 AU. The red dot marks the object's position at the catalog epoch.
3D orbit (interactive)
Drag to rotate; scroll or pinch to zoom. The Sun is at the focus (orange), Earth's orbit is the grey ring at 1 AU, and the red dot marks the object's current position.
Close approaches
Predicted close approaches to Earth, from NASA's Center for Near-Earth Object Studies (CNEOS).
| Date (UTC) | Miss distance | Velocity |
|---|---|---|
| 2027-Feb-17 14:41 | 0.438498 AU 65598431 km |
28.09 km/s |
| 2028-Mar-12 23:21 | 0.116016 AU 17355745 km |
14.69 km/s |
| 2029-Feb-05 10:18 | 0.424516 AU 63506748 km |
9.17 km/s |
| 2029-May-16 10:44 | 0.341598 AU 51102292 km |
13.79 km/s |
| 2030-Jul-17 04:06 | 0.404317 AU 60484890 km |
13.94 km/s |
| 2030-Nov-16 19:12 | 0.423764 AU 63394148 km |
10.63 km/s |
| 2031-Oct-09 08:49 | 0.015671 AU 2344414 km |
12.09 km/s |
| 2032-Oct-26 05:33 | 0.298523 AU 44658465 km |
25.08 km/s |
| 2042-Mar-08 11:05 | 0.118401 AU 17712480 km |
16.94 km/s |
| 2044-Nov-23 23:42 | 0.450786 AU 67436674 km |
10.96 km/s |
| 2045-Oct-08 03:07 | 0.068771 AU 10287976 km |
10.17 km/s |
| 2046-Oct-23 03:47 | 0.180676 AU 27028717 km |
22.53 km/s |
| 2056-Mar-03 19:32 | 0.134120 AU 20064124 km |
19.16 km/s |
| 2060-Oct-19 18:56 | 0.116684 AU 17455658 km |
20.46 km/s |
| 2070-Mar-02 00:06 | 0.182367 AU 27281669 km |
20.53 km/s |
| 2072-Jun-20 09:53 | 0.415798 AU 62202513 km |
15.21 km/s |
| 2073-Oct-16 19:24 | 0.226212 AU 33840844 km |
9.16 km/s |
| 2074-Oct-18 23:52 | 0.120364 AU 18006245 km |
19.51 km/s |
Distances in astronomical units (AU) and kilometres. Source: NASA/JPL CNEOS Close Approach Data API.
Physical Parameters
Diameter
— km
Albedo
—
Density
— g/cm³
Rotation Period
— h
Absolute Magnitude
24.5
Orbit Quality
RMS
0.41651
Condition
7
Orbit ID
—
