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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1958811849348124 | 3.1516e-08 | |
| a | 3.94274114015405 | 2.6416e-08 | au |
| q | 3.170432333729442 | 1.2109e-07 | au |
| i | 3.742221542398016 | 3.4944e-06 | deg |
| node | 280.1660515507552 | 6.9506e-05 | deg |
| peri | 179.5742989936028 | 7.0406e-05 | deg |
| M | 85.20800005154209 | 1.1325e-05 | deg |
| tp | 2458323.679203353451
(2018-Jul-24.17920335) | 8.8303e-05 | TDB |
| period | 2859.537680093079
7.83 | 2.8738e-05
7.868e-08 | d
yr |
| n | .1258944767562153 | 1.2652e-09 | deg/d |
| Q | 4.715049946578659 | 3.1591e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
10.4 |
|
n/a |
MPO347550 |
|
| diameter |
diameter |
49.135 |
km |
0.290 |
urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G) |
|
| rotation period |
rot_per |
18.239 |
h |
n/a |
LCDB (Rev. 2019-August); Warner et al., 2009 |
Published Reference List:
[Brinsfield, J.W. (2011) Minor Planet Bull. 38, 154-155.]
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46-4, submitted. (Hildas)] |
| geometric albedo |
albedo |
0.051 |
|
0.009 |
urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G) |
|
|
| 3577 Putilin (1969 TK) Discovered 1969-Oct-07 by Chernykh, L. at Nauchnyj |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ show close-approach data ]
Alternate Designations
| 1969 TK = 1961 TX = 1969 TZ7 = 1969 UV2 = 1970 XH = 1977 RP5 = 1980 FW9 = 1985 RM2 |
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