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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 36 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1490614177263498 | 2.9488e-08 | |
a | 2.563168170970881 | 9.2469e-09 | au |
q | 2.181098689534906 | 7.9672e-08 | au |
i | 7.260577127173012 | 8.3202e-07 | deg |
node | 344.1584126933271 | 7.041e-06 | deg |
peri | 227.7022711482452 | 1.3524e-05 | deg |
M | 349.1305283996408 | 1.5028e-05 | deg |
tp | 2459245.755358585025 (2021-Jan-31.25535859) | 6.2699e-05 | TDB |
period | 1498.870385757373 4.10 | 8.111e-06 2.221e-08 | d yr |
n | .2401808744910878 | 1.2997e-09 | deg/d |
Q | 2.945237652406855 | 1.0625e-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 |
12.99 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
6.922 |
km |
0.310 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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rotation period |
rot_per |
6.228 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
geometric albedo |
albedo |
0.255 |
|
0.043 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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9912 Donizetti | Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels. |
The Italian composer Gaetano Donizetti (1797-1848) wrote symphonies, church and chamber music. After 1818 he composed 74 operas. He is still much esteemed today. |
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
Reference: 19990402/MPCPages.arc | Last Updated: 2010-06-11 |
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Alternate Designations
2078 T-3 = 1979 BH1 = 1989 SJ10 |
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