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392135 (2009 GH4)
Classification: Main-belt Asteroid          SPK-ID: 2392135
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1384593707988694 7.0017e-08  
a 3.144811569346084 5.6167e-08 au
q 2.70938293817342 2.4272e-07 au
i 9.925839188854505 6.6002e-06 deg
node 97.1625701594551 4.4774e-05 deg
peri 167.8664460881361 5.197e-05 deg
M 319.856790069469 2.9096e-05 deg
tp 2459227.643318010848
(2021-Jan-13.14331801)
0.00016666 TDB
period 2036.99690745741
5.58
5.4572e-05
1.494e-07
d
yr
n .1767307543187946 4.7347e-09 deg/d
Q 3.580240200518749 6.3944e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      4884 days (13.37 yr)  
   first obs. used      2006-12-13  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57726  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:22:24  

Additional Information
 Earth MOID = 1.69438 au 
 Jupiter MOID = 1.52644 au 
 T_jup = 3.171 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO472028  

392135 (2009 GH4)          Discovered 2008-Jan-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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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
1906-Jul-30 20:20 00:09 Jupiter 1.56763579217543 1.56763299656337 1.56763858792953 2.50597204765378 2.28018837736312 2417422.347367655 9.3450881650352 809.612784970217 30.6320723465947 -84.5735852151221 1328114.98376419 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
1916-Dec-25 19:26 00:09 Jupiter 1.63137364004986 1.6313699545253 1.631377326001 1.85133225828338 1.54564381357427 2421223.309523298 9.4222132960706 1509.54007633996 79.4412849306708 -83.8022201838654 1035202.54019006 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
1990-Nov-09 07:14 00:03 Jupiter 1.8946491790898 1.89464726644396 1.89465109174231 3.08309826992968 2.93451431277541 2448204.801692774 2.58795988794372 215.803471131081 22.6187118682222 -67.2306819798351 2082101.6696221 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
2001-Apr-30 16:18 00:02 Jupiter 1.53255785908968 1.53255716429961 1.53255855388227 2.43443621720099 2.19570232127238 2452030.179509321 1.53395721447971 175.150834032861 32.8478447040341 -80.9390659996815 1363924.84671158 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
2011-Sep-23 00:49 < 00:01 Jupiter 1.681296111965 1.68129527264341 1.6812969512882 1.98933361357341 1.71751722947122 2455827.533752674 0.676204569404737 285.126933109725 51.5443775409404 -85.9702267579707 1193082.75349976 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
2085-Aug-12 21:43 00:05 Jupiter 1.82957197091628 1.82956846022605 1.82957548164082 2.91723193114294 2.75396403441573 2482815.404744174 5.38846960811881 448.640464395907 18.9696158948932 -70.2770834710265 1919257.848821 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
2096-Feb-03 16:51 00:06 Jupiter 1.52353742855269 1.52353656423099 1.52353829290045 2.40772907836203 2.16454238035384 2486642.202311830 6.34301632760049 469.363134017349 48.4183731258403 89.0911496077534 1210066.41297344 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
2106-Jun-20 17:22 00:08 Jupiter 1.74854708339704 1.74854304080505 1.74855112622787 2.21412626769447 1.98331163394119 2490431.223522103 8.3839927948071 1130.67234231656 30.4720850893622 -85.1784442963391 1304447.10822967 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
2180-May-14 03:57 00:13 Jupiter 1.75666296791015 1.75665485399103 1.75667108209299 2.76704243979498 2.5869228482346 2517422.664550298 13.2414843602308 1184.96873475457 16.8680517219765 -72.3776592001056 1821390.82816649 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22
2190-Nov-08 05:43 00:14 Jupiter 1.52029063796076 1.52028962058083 1.52029165537664 2.39205118541308 2.14653642547495 2521252.738528356 14.1649046613305 696.008939581483 69.4382759585357 81.7226711271198 1188351.77487876 T 13 CATAB v2.0f-lin.ifort 2020-May-22 01:22:25 2020-May-22 01:22

Alternate Designations
 2009 GH4 = 2011 WY98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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