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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1383181290429167 8.5822e-08  
a 3.145745443124546 8.2777e-08 au
q 2.710631818986278 2.6432e-07 au
i 9.925780300953196 8.8345e-06 deg
node 97.16161295620392 4.7161e-05 deg
peri 167.7214648671776 5.7648e-05 deg
M 249.3069295303943 4.0653e-05 deg
tp 2459227.116353097873
(2021-Jan-12.61635310)
0.00024642 TDB
period 2037.904325521218
5.58
8.0438e-05
2.202e-07
d
yr
n .1766520613807156 6.9726e-09 deg/d
Q 3.580859067262814 9.4226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      4437 days (12.15 yr)  
   first obs. used      2006-12-13  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6446  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:11:28  

Additional Information
 Earth MOID = 1.69525 au 
 Jupiter MOID = 1.52474 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 15.6   n/a MPO434452  

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

[ 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
1906-Jul-30 20:18 00:14 Jupiter 1.56763498577925 1.56763027928448 1.5676396926277 2.50597015525707 2.28018617568742 2417422.346043837 13.8933588690797 1272.9091783398 34.4136568370141 -84.2133041341501 982014.857297635 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
1916-Dec-25 19:24 00:14 Jupiter 1.63137415593356 1.63136886476872 1.63137944801117 1.85133240291746 1.54564409303909 2421223.308253407 14.0133240623776 2191.09081685893 85.9602040848549 -83.2766305580036 970813.135101071 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
1990-Nov-09 07:14 00:04 Jupiter 1.89464882652879 1.89464564805168 1.89465200501947 3.08309698079164 2.93451293001524 2448204.801358276 3.75523404009133 312.428229011282 28.4004095450032 -64.3229743553192 1448048.06523809 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
2001-Apr-30 16:18 00:02 Jupiter 1.53255755377543 1.53255640531336 1.53255870224865 2.43443607745727 2.19570211618879 2452030.179318958 2.19522740273423 289.860212644237 35.980493157465 -81.8504241909512 987336.575185796 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
2011-Sep-23 00:49 < 00:01 Jupiter 1.68129598785649 1.68129501700802 1.68129695870572 1.98933374302172 1.71751735775373 2455827.533752452 0.86875532036403 331.599542305053 56.4630603066696 -86.9441610380877 1145150.70772753 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
2085-Aug-12 21:44 00:08 Jupiter 1.82957266091833 1.82956790440321 1.82957741750906 2.91723214823577 2.75396432777863 2482815.405551821 8.13251113216451 655.68527287213 22.2822002783045 -71.1806493265336 1442822.70455073 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
2096-Feb-03 16:53 00:10 Jupiter 1.52353724466221 1.52353636563456 1.52353812370667 2.4077301973414 2.16454359404924 2486642.203257207 9.5549536537617 613.01456693607 62.2467682686326 87.6878595763646 958893.337637198 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
2106-Jun-20 17:24 00:13 Jupiter 1.74854612137531 1.74854017892271 1.74855206435529 2.21412417369551 1.98330916186561 2490431.224788108 12.5591550337899 1667.79740327046 39.6156681745068 -85.3610924255933 1201622.98241352 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
2180-May-14 04:00 00:20 Jupiter 1.75666457465957 1.75665297526887 1.75667617463092 2.76704329085274 2.58692392903234 2517422.666465652 19.8651757508519 1750.15977187649 20.1824486111911 -72.6822415139732 1326545.16947687 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11
2190-Nov-08 05:46 00:21 Jupiter 1.5202901983382 1.52028848075108 1.52029191605597 2.39205308237821 2.14653846435377 2521252.740586571 21.2601920922458 953.29228600348 89.8936598728417 80.1794175590573 941177.005787858 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 12:11:30 2019-Jul-14 12:11

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