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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 46 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1482363465881382 | 1.5899e-08 | |
a | 3.230765285229458 | 1.2519e-08 | au |
q | 2.751848442663259 | 5.0168e-08 | au |
i | 18.77790487814381 | 4.2609e-07 | deg |
node | 45.21707656088574 | 1.4923e-06 | deg |
peri | 136.6640019606202 | 4.3184e-06 | deg |
M | 77.77500443089765 | 5.1676e-06 | deg |
tp | 2458742.258854221439 (2019-Sep-15.75885422) | 2.8791e-05 | TDB |
period | 2121.077506679582 5.81 | 1.2329e-05 3.375e-08 | d yr |
n | .1697250566593194 | 9.8653e-10 | deg/d |
Q | 3.709682127795658 | 1.4375e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1483880885450876 | 1.5927e-08 | |
q | 2.749513989776378 | 5.0248e-08 | au |
tp | 2456617.238140547152 (2013-Nov-20.73814055) | 2.3703e-05 | TDB |
node | 45.26937140029573 | 1.4927e-06 | deg |
peri | 135.7539084849828 | 4.3347e-06 | deg |
i | 18.78725905320292 | 4.2649e-07 | 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 |
2.536724748672378E-16 |
-7.820443038526234E-16 |
1.435519860705593E-13 |
-9.806189902163115E-16 |
1.830602451300702E-15 |
1.277223724823502E-16 |
q |
-7.820443038526234E-16 |
2.524814585567361E-15 |
-4.108538620807614E-13 |
2.610680954603285E-15 |
4.779177275767252E-15 |
-6.155871907418671E-16 |
tp |
1.435519860705593E-13 |
-4.108538620807614E-13 |
5.618348398484279E-10 |
-1.44526823008293E-11 |
9.309180177436159E-11 |
-4.454886300153366E-14 |
node |
-9.806189902163115E-16 |
2.610680954603285E-15 |
-1.44526823008293E-11 |
2.228040112535692E-12 |
-3.8575564655242E-12 |
4.67916291244156E-13 |
peri |
1.830602451300702E-15 |
4.779177275767252E-15 |
9.309180177436159E-11 |
-3.8575564655242E-12 |
1.878926655268791E-11 |
-3.252157590841938E-13 |
i |
1.277223724823502E-16 |
-6.155871907418671E-16 |
-4.454886300153366E-14 |
4.67916291244156E-13 |
-3.252157590841938E-13 |
1.818902311833799E-13 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
10.00 |
|
n/a |
E2021B10 |
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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) |
|
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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