[ 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 30 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .05540923211044704 | 3.3985e-08 | |
| a | 3.11450243814895 | 1.8337e-08 | au |
| q | 2.941930249645002 | 1.1311e-07 | au |
| i | 11.20254054759862 | 3.6349e-06 | deg |
| node | 160.5239783691503 | 2.0401e-05 | deg |
| peri | 172.7334982390591 | 4.5029e-05 | deg |
| M | 261.1808683227331 | 4.1821e-05 | deg |
| tp | 2459551.586753915190
(2021-Dec-03.08675392) | 0.00023501 | TDB |
| period | 2007.619658685058
5.50 | 1.7731e-05
4.854e-08 | d
yr |
| n | .1793168334662509 | 1.5837e-09 | deg/d |
| Q | 3.287074626652899 | 1.9353e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.3 |
|
n/a |
MPO474001 |
|
| diameter |
diameter |
11.716 |
km |
0.157 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.062 |
|
0.006 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 17698 Racheldavis | Discovered 1997 Mar. 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. |
| Rachel Michelle Davis (b. 1993) is a finalist in the 2012 Intel Science Talent Search, a science competition for high-school seniors, for her materials science project. She attends the Smithtown High School East, St. James, New York. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20120506/MPCPages.arc | Last Updated: 2012-05-09 |
|
[ 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 |
| 1939-Nov-05 12:16 |
00:02 |
Jupiter |
1.98710152765307 |
1.98710118826797 |
1.98710186703817 |
4.79237702184884 |
4.7025904453713 |
2429573.010956530 |
1.88361207784203 |
145.576078604914 |
15.6647507376667 |
89.6199075845161 |
4745959.30303735 |
T |
30 |
CATAB v2.0f-lin.ifort 2020-Nov-13 02:19:33 |
2020-Nov-13 02:19 |
|
Alternate Designations
| 1997 EW42 = 1998 HU124 = 1999 RZ46 |
|
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