[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .06247155767512703 | 4.7824e-08 | |
| a | 2.965311002778272 | 3.1199e-08 | au |
| q | 2.780063405443521 | 1.4096e-07 | au |
| i | 1.737040630063202 | 4.9576e-06 | deg |
| node | 62.89208308918976 | 0.00021511 | deg |
| peri | 316.1533628943289 | 0.00022079 | deg |
| M | 176.3120124204006 | 5.0474e-05 | deg |
| tp | 2458287.053318970109
(2018-Jun-17.55331897) | 0.00025995 | TDB |
| period | 1865.107207707825
5.11 | 2.9435e-05
8.059e-08 | d
yr |
| n | .193018395142246 | 3.0462e-09 | deg/d |
| Q | 3.150558600113024 | 3.3148e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2457641.5 (2016-Sep-10.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .06145570925595661 | 4.7655e-08 | |
| q | 2.783100416740915 | 1.4024e-07 | au |
| tp | 2458289.744316737399
(2018-Jun-20.24431674) | 0.00026494 | TDB |
| node | 62.90453962127737 | 0.00021505 | deg |
| peri | 316.8139970340474 | 0.00022095 | deg |
| i | 1.73737142806289 | 4.9576e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
| |
e |
q |
tp |
node |
peri |
i |
| e |
2.270954629374374E-15 |
-6.53994714421828E-15 |
-3.038701331742694E-12 |
9.678582390537365E-15 |
-6.170014746232295E-13 |
1.807264389721258E-16 |
| q |
-6.53994714421828E-15 |
1.966790138981712E-14 |
9.577891321212449E-12 |
-2.55136958598969E-14 |
1.873332767626328E-12 |
-2.910957930497013E-16 |
| tp |
-3.038701331742694E-12 |
9.577891321212449E-12 |
7.019294038139753E-8 |
-4.421580607196601E-11 |
1.349795658118417E-8 |
1.031660340311E-12 |
| node |
9.678582390537365E-15 |
-2.55136958598969E-14 |
-4.421580607196601E-11 |
4.624743609435439E-8 |
-4.623445552770092E-8 |
1.326192949841389E-10 |
| peri |
-6.170014746232295E-13 |
1.873332767626328E-12 |
1.349795658118417E-8 |
-4.623445552770092E-8 |
4.882048541200849E-8 |
-1.323691600771997E-10 |
| i |
1.807264389721258E-16 |
-2.910957930497013E-16 |
1.031660340311E-12 |
1.326192949841389E-10 |
-1.323691600771997E-10 |
2.457807851720358E-11 |
|
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.58 |
|
n/a |
E2021B55 |
|
|
| 233472 Moorcroft | Discovered 2006 May 25 by P. A. Wiegert at Mauna Kea. |
| Donald Ross Moorcroft (b. 1935) is a Canadian physicist who did much to advance the field of radar backscatter from the auroral E-region ionosphere. He was the Chair of the Department of Physics of the University of Western Ontario from 1989 to 1998. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: MPC batch dated 2013-04-25 | Last Updated: 2013-04-29 |
|
[ 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 |
| 1922-May-15 11:29 |
00:02 |
Inter |
0.0311076181129401 |
0.0310777982268467 |
0.0311374399809017 |
5.83028601823641 |
5.83028593751995 |
2423189.978812331 |
2.1577190542948 |
1537.17768012074 |
64.0443701679428 |
-14.776162169963 |
18751.8288939298 |
T |
20 |
CATAB v2.0f-lin.ifort 2021-Apr-14 01:03:42 |
2021-Apr-14 01:03 |
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