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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1028847401751865 | 4.3409e-08 | |
a | 3.079935396359681 | 3.0141e-08 | au |
q | 2.763057043348855 | 1.4018e-07 | au |
i | 12.34153941234125 | 4.8502e-06 | deg |
node | 131.909430434219 | 2.5539e-05 | deg |
peri | 305.6607707242349 | 4.0939e-05 | deg |
M | 52.53691415400867 | 2.941e-05 | deg |
tp | 2458912.380337916008 (2020-Mar-03.88033792) | 0.00016211 | TDB |
period | 1974.289507110741 5.41 | 2.8981e-05 7.935e-08 | d yr |
n | .1823440780611954 | 2.6767e-09 | deg/d |
Q | 3.396813749370507 | 3.3242e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
15.12 |
|
n/a |
E2021B55 |
|
diameter |
diameter |
5.364 |
km |
0.314 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.067 |
|
0.003 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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198820 Iwanowska | Discovered 2005 Mar. 13 by K. Cernis and J. Zdanavicius at the Moletai Astronomical Observatory in Lithuania. |
Wilhelmina Iwanowska (1905-1999), distinguished Polish astronomer, worked at the Vilnius (1927-1940) and Torun (1945-1999) universities and was the Vice-President of the IAU from 1973 to 1979. She was the first Director of the Institute of Astronomy of the Copernicus University in Torun. |
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
Reference: 20120703/MPCPages.arc | Last Updated: 2012-07-09 |
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