[ 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 27 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .07889443332585021 | 4.7912e-08 | |
a | 2.459716335720791 | 1.1467e-08 | au |
q | 2.265658409271762 | 1.2061e-07 | au |
i | 4.501470026188104 | 4.8164e-06 | deg |
node | 122.54302106 | 4.9927e-05 | deg |
peri | 215.2819977778793 | 5.6484e-05 | deg |
M | 65.11024605087709 | 2.3916e-05 | deg |
tp | 2458745.656946105032 (2019-Sep-19.15694610) | 9.4077e-05 | TDB |
period | 1409.048574789601 3.86 | 9.8533e-06 2.698e-08 | d yr |
n | .2554915468785419 | 1.7866e-09 | deg/d |
Q | 2.653774262169819 | 1.2372e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2457074.5 (2015-Feb-21.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .08020275702314218 | 4.7948e-08 | |
q | 2.262312061245515 | 1.2095e-07 | au |
tp | 2457337.240190148466 (2015-Nov-10.74019015) | 9.5241e-05 | TDB |
node | 122.60751854859 | 4.9973e-05 | deg |
peri | 215.4573155829767 | 5.6293e-05 | deg |
i | 4.500106683983263 | 4.8156e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
2.298976138479073E-15 |
-5.77826513130594E-15 |
-1.195761829251408E-13 |
1.673764301676778E-14 |
-1.461395785674709E-14 |
-2.748518394835834E-16 |
q |
-5.77826513130594E-15 |
1.462983587222007E-14 |
-7.343177162970958E-14 |
-4.123656054145717E-14 |
-7.046882327890998E-14 |
9.775864545573725E-16 |
tp |
-1.195761829251408E-13 |
-7.343177162970958E-14 |
9.070872996430459E-9 |
-2.746682647473449E-11 |
2.482477842624163E-9 |
-9.284398096404975E-13 |
node |
1.673764301676778E-14 |
-4.123656054145717E-14 |
-2.746682647473449E-11 |
2.497294557462081E-9 |
-2.496082887752943E-9 |
8.111802896431617E-11 |
peri |
-1.461395785674709E-14 |
-7.046882327890998E-14 |
2.482477842624163E-9 |
-2.496082887752943E-9 |
3.168928137283451E-9 |
-8.115645015748274E-11 |
i |
-2.748518394835834E-16 |
9.775864545573725E-16 |
-9.284398096404975E-13 |
8.111802896431617E-11 |
-8.115645015748274E-11 |
2.318955297938436E-11 |
|
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
15.1 |
|
n/a |
MPO493102 |
|
diameter |
diameter |
2.981 |
km |
0.964 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.262 |
|
0.148 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
35804 (1999 JK41) Discovered 1999-May-10 by LINEAR at Socorro |
Reference: 20020227/Numbers.arc | Last Updated: 2004-04-19 |
|
[ 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 |
1928-Nov-19 16:36 |
00:02 |
Hebe |
0.0224324825770145 |
0.0224211993166598 |
0.0224437674141121 |
4.1969503157552 |
4.19695024972443 |
2425570.191440988 |
1.53272697647848 |
636.035525886726 |
41.0992810362019 |
27.9162247422809 |
38487.0619614734 |
T |
27 |
CATAB v2.0f-lin.ifort 2020-Dec-18 03:37:53 |
2020-Dec-18 03:37 |
|
|