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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 44 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1481276626835592 | 3.7586e-08 | |
a | 3.228837960219198 | 1.4601e-08 | au |
q | 2.750557739987977 | 1.2063e-07 | au |
i | 18.78503923218908 | 4.8854e-06 | deg |
node | 45.23438577354511 | 1.0531e-05 | deg |
peri | 136.4256465644882 | 1.8445e-05 | deg |
M | 44.02794449953759 | 1.3708e-05 | deg |
tp | 2458741.324639029033 (2019-Sep-14.82463903) | 8.0969e-05 | TDB |
period | 2119.179784796177 5.80 | 1.4374e-05 3.935e-08 | d yr |
n | .1698770451581222 | 1.1523e-09 | deg/d |
Q | 3.707118180450419 | 1.6764e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2456691.5 (2014-Feb-03.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .148319622362086 | 3.7404e-08 | |
q | 2.749434702930342 | 1.2e-07 | au |
tp | 2456617.096873839920 (2013-Nov-20.59687384) | 8.4661e-05 | TDB |
node | 45.26870085322959 | 1.053e-05 | deg |
peri | 135.7222967345692 | 1.8485e-05 | deg |
i | 18.78804718433147 | 4.886e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
1.399079843670925E-15 |
-4.464491992769301E-15 |
1.075116885848062E-12 |
-3.670417726352695E-15 |
2.066635629773083E-13 |
-9.855070020491367E-16 |
q |
-4.464491992769301E-15 |
1.439959764189514E-14 |
-3.799740429852361E-12 |
5.522205974758374E-15 |
-7.227259339033848E-13 |
7.123302822356376E-16 |
tp |
1.075116885848062E-12 |
-3.799740429852361E-12 |
7.167400439397329E-9 |
-1.458024598791793E-11 |
1.295380910127898E-9 |
-1.634538660616177E-12 |
node |
-3.670417726352695E-15 |
5.522205974758374E-15 |
-1.458024598791793E-11 |
1.108772134242917E-10 |
-1.081793095431714E-10 |
-2.483814283479481E-12 |
peri |
2.066635629773083E-13 |
-7.227259339033848E-13 |
1.295380910127898E-9 |
-1.081793095431714E-10 |
3.416999455749033E-10 |
1.638206757692069E-12 |
i |
-9.855070020491367E-16 |
7.123302822356376E-16 |
-1.634538660616177E-12 |
-2.483814283479481E-12 |
1.638206757692069E-12 |
2.387334925091041E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
9.9 |
|
n/a |
MPO302067 |
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diameter |
diameter |
78.295 |
km |
0.511 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
19.50 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Warner, B.D. (2007) Minor Planet Bull. 34, 72-77.] [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
geometric albedo |
albedo |
0.018 |
|
0.004 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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SMASSII spectral type |
spec_B |
Xc |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
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1323 Tugela (1934 LD) Discovered 1934-May-19 by Jackson, C. at Johannesburg (UO) |
Prediscovery observations exist as early as May 8. The May 19 discovery date quoted by some authorities in in error. |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
1934 LD = 1974 HR3 = 1974 KM = 1974 KO = A908 UB = A911 HC |
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