[ hide orbit diagram ]
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 21 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1274074132735009 | 4.1909e-08 | |
a | 2.460374381018167 | 1.0203e-08 | au |
q | 2.146904445448252 | 1.0772e-07 | au |
i | 5.725649435807955 | 4.4663e-06 | deg |
node | 315.9862747744434 | 3.799e-05 | deg |
peri | 66.35830461281513 | 4.1858e-05 | deg |
M | 282.8442023002629 | 1.9342e-05 | deg |
tp | 2459302.610824511946 (2021-Mar-29.11082451) | 7.6693e-05 | TDB |
period | 1409.614054507678 3.86 | 8.7685e-06 2.401e-08 | d yr |
n | .2553890540810008 | 1.5886e-09 | deg/d |
Q | 2.773844316588082 | 1.1503e-08 | au |
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| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2457280.5 (2015-Sep-15.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1285161157688955 | 4.1773e-08 | |
q | 2.142394297358737 | 1.0729e-07 | au |
tp | 2457895.741226813620 (2017-May-22.24122681) | 7.2135e-05 | TDB |
node | 316.0473045270643 | 3.8036e-05 | deg |
peri | 66.81143604206564 | 4.1856e-05 | deg |
i | 5.723781751799365 | 4.4649e-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 |
1.744961930287026E-15 |
-4.470540314777041E-15 |
-1.168429818461425E-12 |
-1.045962406530698E-14 |
-2.363147894585824E-13 |
-4.636625285427386E-16 |
q |
-4.470540314777041E-15 |
1.151200805333658E-14 |
3.131574873521849E-12 |
2.584257263026779E-14 |
6.34220245799807E-13 |
1.140105764543309E-15 |
tp |
-1.168429818461425E-12 |
3.131574873521849E-12 |
5.20344106176901E-9 |
5.593958698610986E-12 |
1.269405758887555E-9 |
-1.129143477418543E-12 |
node |
-1.045962406530698E-14 |
2.584257263026779E-14 |
5.593958698610986E-12 |
1.446726432867277E-9 |
-1.437831214359735E-9 |
2.302887283572228E-11 |
peri |
-2.363147894585824E-13 |
6.34220245799807E-13 |
1.269405758887555E-9 |
-1.437831214359735E-9 |
1.751919894502473E-9 |
-2.321577664335155E-11 |
i |
-4.636625285427386E-16 |
1.140105764543309E-15 |
-1.129143477418543E-12 |
2.302887283572228E-11 |
-2.321577664335155E-11 |
1.99357620326485E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
15.5 |
|
n/a |
MPO432616 |
|
diameter |
diameter |
1.770 |
km |
0.269 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.390 |
|
0.109 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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|
109352 (2001 QR153) Discovered 2001-Aug-18 by Uppsala-DLR Asteroid Survey at Kvistaberg |
Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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[ hide close-approach data ]
Close-Approach Data ...sorted by Date/Time (TDB)
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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 |
1957-Sep-29 15:08 |
00:02 |
Thisb |
0.0414819276613591 |
0.0414794912588293 |
0.0414843655399402 |
2.78884435761682 |
2.78884429867934 |
2436111.130625403 |
1.76796348224335 |
454.726300476739 |
55.5294288629156 |
-76.1744542247419 |
108440.133742412 |
T |
21 |
CATAB v2.0f-lin.ifort 2020-Nov-12 19:12:37 |
2020-Nov-12 19:12 |
2103-Dec-21 13:25 |
00:07 |
Iris |
0.0304462532900556 |
0.0304330087931484 |
0.0304595104212465 |
2.77081807156458 |
2.77081800342002 |
2489519.059034115 |
6.87567935112133 |
1181.4166278756 |
49.2172326685418 |
-56.0999527648069 |
76753.5670802193 |
T |
21 |
CATAB v2.0f-lin.ifort 2020-Nov-12 19:12:37 |
2020-Nov-12 19:12 |
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