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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 27 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1957090815548555 | 3.427e-08 | |
a | 2.552615147418631 | 1.0158e-08 | au |
q | 2.053045181354319 | 8.5837e-08 | au |
i | 7.676659384028338 | 5.0566e-06 | deg |
node | 142.6442644697123 | 2.8139e-05 | deg |
peri | 256.6159620006432 | 3.1634e-05 | deg |
M | 76.7092035301519 | 1.4674e-05 | deg |
tp | 2458683.089409759406 (2019-Jul-18.58940976) | 6.0416e-05 | TDB |
period | 1489.623242427471 4.08 | 8.8921e-06 2.435e-08 | d yr |
n | .2416718467774097 | 1.4426e-09 | deg/d |
Q | 3.052185113482944 | 1.2146e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
13.9 |
|
n/a |
MPO416854 |
|
diameter |
diameter |
5.002 |
km |
0.153 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.213 |
|
0.041 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
13275 (1998 QT39) Discovered 1998-Aug-17 by LINEAR at Socorro |
Reference: 20000124/Numbers.arc | Last Updated: 2004-04-19 |
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[ hide close-approach data ]
Close-Approach Data ...sorted by Date/Time (TDB)
|
Date/Time (TDB) |
Time Uncertainty (days_HH:MM) |
Body |
Nominal Distance (au) |
Minimum Distance (au) |
Maximum Distance (au) |
V-relative (km/s) |
V-infinity (km/s) |
JD (TDB) |
Time Uncertainty (minutes) |
Semi-major axis (km) |
Semi-minor axis (km) |
range-LOV angle (deg) |
N-sigma |
BP |
Orbit Ref. |
Reference |
Modified |
2147-Oct-20 17:31 |
00:19 |
Europ |
0.0353486102752169 |
0.0353453652726074 |
0.0353518574296204 |
1.95274238962871 |
1.95274223565221 |
2505528.230056562 |
19.0671711097882 |
492.595984393653 |
58.4445696806587 |
72.048124216676 |
85899.8209013075 |
T |
27 |
CATAB v2.0f-lin.ifort 2020-Nov-13 02:47:31 |
2020-Nov-13 02:47 |
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