[ 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.
[ revert to old Java-based viewer ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .07008143501608134 | 3.8211e-08 | |
a | 2.435565567504415 | 1.0448e-08 | au |
q | 2.264877637457949 | 9.3762e-08 | au |
i | 7.574756368659879 | 4.2309e-06 | deg |
node | 176.9933429962068 | 2.9717e-05 | deg |
peri | 179.9068604769376 | 4.1649e-05 | deg |
M | 279.6260956705202 | 3.0397e-05 | deg |
tp | 2458910.463624197138 (2020-Mar-01.96362420) | 0.00011761 | TDB |
period | 1388.347444881329 3.80 | 8.9333e-06 2.446e-08 | d yr |
n | .2593010858537443 | 1.6685e-09 | deg/d |
Q | 2.606253497550881 | 1.118e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2456374.5 (2013-Mar-23.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .07011782856732289 | 3.8266e-08 | |
q | 2.264817719064386 | 9.3847e-08 | au |
tp | 2456138.364408917485 (2012-Jul-29.86440892) | 0.00011546 | TDB |
node | 177.1197859144438 | 2.9709e-05 | deg |
peri | 180.7575971994779 | 4.1613e-05 | deg |
i | 7.575245232921295 | 4.2317e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
1.464307114008531E-15 |
-3.572315173954138E-15 |
-2.325356424546417E-13 |
5.349914445542624E-15 |
-4.374073754837722E-14 |
3.011358817612958E-16 |
q |
-3.572315173954138E-15 |
8.807302520628532E-15 |
5.852399170719799E-13 |
-1.232599816574684E-14 |
1.137068207304183E-13 |
-5.744766913784785E-16 |
tp |
-2.325356424546417E-13 |
5.852399170719799E-13 |
1.333153104168634E-8 |
-1.490024891329865E-12 |
3.379126276905681E-9 |
9.127871005116193E-12 |
node |
5.349914445542624E-15 |
-1.232599816574684E-14 |
-1.490024891329865E-12 |
8.826068392351358E-10 |
-8.746875642984353E-10 |
-2.739181472569277E-12 |
peri |
-4.374073754837722E-14 |
1.137068207304183E-13 |
3.379126276905681E-9 |
-8.746875642984353E-10 |
1.731679791182614E-9 |
5.001196492638125E-12 |
i |
3.011358817612958E-16 |
-5.744766913784785E-16 |
9.127871005116193E-12 |
-2.739181472569277E-12 |
5.001196492638125E-12 |
1.790709795017022E-11 |
|
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
13.0 |
|
n/a |
MPO452234 |
|
diameter |
diameter |
8.141 |
km |
0.099 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.202 |
|
0.032 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
SMASSII spectral type |
spec_B |
Xc |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
|
4839 Daisetsuzan (1989 QG) Discovered 1989-Aug-25 by Endate and Watanabe at Kitami |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ 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 |
2124-Jun-05 17:28 |
< 00:01 |
Juno |
0.0325947003274315 |
0.0325822759567704 |
0.0326071247096262 |
4.91914240991757 |
4.91914233404066 |
2496991.227912265 |
0.344573625352463 |
619.981383125175 |
36.3130415354495 |
2.89642206518821 |
10370.9194531099 |
T |
30 |
CATAB v2.0f-lin.ifort 2019-Nov-07 02:40:04 |
2019-Nov-07 02:40 |
|
Alternate Designations
1989 QG = 1951 RE = 1982 YH2 |
|
|