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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1833833668404501 | 5.5889e-08 | |
| a | 3.011333105111414 | 2.3301e-08 | au |
| q | 2.459104701617976 | 1.7617e-07 | au |
| i | .9772978543999203 | 6.376e-06 | deg |
| node | 171.8463376921223 | 0.00022093 | deg |
| peri | 193.5111021448132 | 0.00022142 | deg |
| M | 29.56877885205621 | 1.2467e-05 | deg |
| tp | 2458843.728355813703
(2019-Dec-26.22835581) | 6.5877e-05 | TDB |
| period | 1908.695390819036
5.23 | 2.2153e-05
6.065e-08 | d
yr |
| n | .1886105041860667 | 2.1891e-09 | deg/d |
| Q | 3.563561508604852 | 2.7574e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.5 |
|
n/a |
MPO494333 |
|
| diameter |
diameter |
2.794 |
km |
0.374 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.062 |
|
0.047 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 243481 (2009 TW14) Discovered 2009-Oct-14 by La Sagra at La Sagra |
| Reference: 20100626/Numbers.arc | Last Updated: 2010-06-28 |
|
[ show close-approach data ]
Alternate Designations
| 2009 TW14 = 1998 QL60 = 2004 YP8 = 2007 HU9 |
|
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