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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1732989088979492 | 3.2616e-08 | |
| a | 2.157904401721296 | 3.8498e-09 | au |
| q | 1.783941923396914 | 7.0725e-08 | au |
| i | .9300369696461456 | 3.4722e-06 | deg |
| node | 171.0252019524477 | 0.0001441 | deg |
| peri | 175.1664928009585 | 0.00014436 | deg |
| M | 93.57549658900237 | 7.1882e-06 | deg |
| tp | 2459095.541670253817
(2020-Sep-03.04167025) | 2.3289e-05 | TDB |
| period | 1157.835145502817
3.17 | 3.0984e-06
8.483e-09 | d
yr |
| n | .3109250927459639 | 8.3205e-10 | deg/d |
| Q | 2.531866880045678 | 4.5169e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.19 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
2.649 |
km |
0.379 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| geometric albedo |
albedo |
0.230 |
|
0.082 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
|
| 10278 Virkki | Discovered 1981 Mar. 2 by S. J. Bus at Siding Spring. |
| Anne Virkki (b. 1988) is a postdoctoral scholar at the Arecibo Observatory who studies near-Earth asteroids, specializing in understanding the properties of asteroid surfaces and regolith using radar scattering measurements. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: MPC batch dated 2017-03-12 | Last Updated: 2017-04-19 |
|
Alternate Designations
| 1981 EW30 = 1982 SF12 = 1982 SS12 = 1997 GP15 |
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