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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 38 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .0974885516809363 | 3.113e-08 | |
a | 2.907196583730993 | 1.063e-08 | au |
q | 2.623778199331293 | 8.9129e-08 | au |
i | 5.489960339791737 | 3.9121e-06 | deg |
node | 318.5991673389431 | 3.4729e-05 | deg |
peri | 266.7881616390562 | 4.0439e-05 | deg |
M | 89.72091374706682 | 2.197e-05 | deg |
tp | 2458549.266625863326 (2019-Mar-06.76662586) | 0.00011019 | TDB |
period | 1810.54793029806 4.96 | 9.9306e-06 2.719e-08 | d yr |
n | .198834835563141 | 1.0906e-09 | deg/d |
Q | 3.190614968130693 | 1.1667e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2456525.5 (2013-Aug-21.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .09512905075347929 | 3.1278e-08 | |
q | 2.630494889051892 | 8.9197e-08 | au |
tp | 2456740.138002127769 (2014-Mar-23.63800213) | 0.00011189 | TDB |
node | 318.7222050966669 | 3.4791e-05 | deg |
peri | 267.2602732480163 | 4.0718e-05 | deg |
i | 5.484309649671066 | 3.9085e-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 |
9.782968088140665E-16 |
-2.77482181008002E-15 |
-3.085050338232877E-13 |
-2.381833091858205E-15 |
-7.821973533413308E-14 |
2.380478390554234E-16 |
q |
-2.77482181008002E-15 |
7.956058145299873E-15 |
8.872449603062108E-13 |
8.228436921236307E-15 |
2.19714023450315E-13 |
1.547404072949645E-16 |
tp |
-3.085050338232877E-13 |
8.872449603062108E-13 |
1.251936826885776E-8 |
2.003097665664735E-11 |
2.380399099390197E-9 |
-2.865299225036465E-12 |
node |
-2.381833091858205E-15 |
8.228436921236307E-15 |
2.003097665664735E-11 |
1.210388924073254E-9 |
-1.200487760525849E-9 |
2.031999373947155E-11 |
peri |
-7.821973533413308E-14 |
2.19714023450315E-13 |
2.380399099390197E-9 |
-1.200487760525849E-9 |
1.657920732170816E-9 |
-2.069358161824562E-11 |
i |
2.380478390554234E-16 |
1.547404072949645E-16 |
-2.865299225036465E-12 |
2.031999373947155E-11 |
-2.069358161824562E-11 |
1.527658314967154E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
10.7 |
|
n/a |
MPO492762 |
|
diameter |
diameter |
21.346 |
km |
0.106 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
6.15 |
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: [Binzel, R.P. (1987) Icarus 72, 135-208.] |
geometric albedo |
albedo |
0.142 |
|
0.025 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
B-V |
BV |
0.850 |
|
0.020 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=14.87 deg. |
U-B |
UB |
0.420 |
|
0.030 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=14.87 deg. |
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1068 Nofretete (1926 RK) Discovered 1926-Sep-13 by Delporte, E. at Uccle |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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