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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 36 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .160890377484117 | 3.0967e-08 | |
a | 2.785026837777096 | 9.7671e-09 | au |
q | 2.336942818543743 | 8.9157e-08 | au |
i | 8.854838233821248 | 3.2158e-06 | deg |
node | 143.7406808905089 | 2.2735e-05 | deg |
peri | 2.45631480995053 | 2.5248e-05 | deg |
M | 322.4437977052673 | 1.1509e-05 | deg |
tp | 2459177.601268834343 (2020-Nov-24.10126883) | 5.4666e-05 | TDB |
period | 1697.627898582957 4.65 | 8.9304e-06 2.445e-08 | d yr |
n | .2120606054486375 | 1.1156e-09 | deg/d |
Q | 3.23311085701045 | 1.1339e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2456778.5 (2014-May-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1606162029148915 | 3.1134e-08 | |
q | 2.337415614422797 | 8.9602e-08 | au |
tp | 2457482.967201300505 (2016-Apr-04.46720130) | 5.1407e-05 | TDB |
node | 143.7798663254546 | 2.2715e-05 | deg |
peri | 2.901993942012943 | 2.5214e-05 | deg |
i | 8.858200210000815 | 3.2174e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
9.693089135497857E-16 |
-2.779151465106103E-15 |
2.714254117696573E-15 |
-1.89219061103659E-15 |
3.633932619864758E-14 |
-7.070665188721314E-17 |
q |
-2.779151465106103E-15 |
8.02857561615357E-15 |
1.062469507340865E-13 |
5.271516246978469E-15 |
-8.648669776538843E-14 |
4.86939104709544E-16 |
tp |
2.714254117696573E-15 |
1.062469507340865E-13 |
2.64272887043503E-9 |
-6.769739277519507E-12 |
5.740623017870968E-10 |
1.580968105922604E-12 |
node |
-1.89219061103659E-15 |
5.271516246978469E-15 |
-6.769739277519507E-12 |
5.159897915687755E-10 |
-5.110066197051047E-10 |
5.96006823798976E-12 |
peri |
3.633932619864758E-14 |
-8.648669776538843E-14 |
5.740623017870968E-10 |
-5.110066197051047E-10 |
6.357288333172051E-10 |
-5.577852250245233E-12 |
i |
-7.070665188721314E-17 |
4.86939104709544E-16 |
1.580968105922604E-12 |
5.96006823798976E-12 |
-5.577852250245233E-12 |
1.035142618325451E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
13.0 |
|
n/a |
MPO425814 |
|
diameter |
diameter |
15.105 |
km |
0.453 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
geometric albedo |
albedo |
0.054 |
|
0.014 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
SMASSII spectral type |
spec_B |
Ch |
|
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) |
|
1414 Jerome (1937 CE) Discovered 1937-Feb-12 by Boyer, L. at Algiers |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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