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358881 (2008 GK4)
Classification: Main-belt Asteroid          SPK-ID: 2358881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2797124387385616 5.6676e-08  
a 3.089663983989062 2.3359e-08 au
q 2.225446536144781 1.7117e-07 au
i 17.85708977134397 7.0302e-06 deg
node 74.32932452819628 1.7008e-05 deg
peri 154.2960405291511 2.1171e-05 deg
M 78.2109079467629 1.07e-05 deg
tp 2458569.546780766606
(2019-Mar-27.04678077)
5.679e-05 TDB
period 1983.651168320736
5.43
2.2496e-05
6.159e-08
d
yr
n .18148352177503 2.0581e-09 deg/d
Q 3.953881431833343 2.9893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      6787 days (18.58 yr)  
   first obs. used      2002-03-19  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53519  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:23:29  

Additional Information
 Earth MOID = 1.22651 au 
 Jupiter MOID = 1.13598 au 
 T_jup = 3.092 
[ 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 15.5   n/a MPO437516  

358881 (2008 GK4)          Discovered 2008-Apr-08 by Lowe, A. at Mayhill
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ 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
1918-Nov-06 06:09 00:05 Jupiter 1.89504007058836 1.89503375328007 1.89504638831179 3.7525999355951 3.63153824398015 2421903.755944359 4.66739556203198 1464.92624261983 28.876322635417 -77.7412267908002 1969212.27068973 T 14 CATAB v2.0f-lin.ifort 2020-Nov-11 16:23:30 2020-Nov-11 16:23
1929-Mar-13 11:47 00:02 Jupiter 1.19937897452434 1.19937704463663 1.19938090443325 4.06169283240555 3.88393016242819 2425683.990760295 2.15518454472171 299.121877740408 38.0062485439941 74.0284263336792 1657827.24654028 T 14 CATAB v2.0f-lin.ifort 2020-Nov-11 16:23:30 2020-Nov-11 16:23
1989-Oct-09 17:56 00:02 Jupiter 1.70852359382272 1.70852106741849 1.70852612029882 3.78689433168488 3.65363421697775 2447809.247179656 1.59761248130143 609.453746651166 38.7802363069056 -78.6495554294657 1931100.47716808 T 14 CATAB v2.0f-lin.ifort 2020-Nov-11 16:23:30 2020-Nov-11 16:23
2000-Mar-18 00:46 < 00:01 Jupiter 1.30665513648261 1.30665400800245 1.30665626496366 4.26733108412901 4.11261961612365 2451621.532027273 0.674836328248479 109.134862356824 42.4750566906605 71.7819228669714 1594080.21049441 T 14 CATAB v2.0f-lin.ifort 2020-Nov-11 16:23:30 2020-Nov-11 16:23
2060-Jun-24 18:00 00:01 Jupiter 1.34553478586688 1.34553303773368 1.34553653400459 3.87259323175292 3.70647621067288 2473635.249981267 1.28821617074279 167.64236111353 42.5588411958197 -61.9365713479984 2174730.63568393 T 14 CATAB v2.0f-lin.ifort 2020-Nov-11 16:23:30 2020-Nov-11 16:23
2070-Dec-29 06:54 00:02 Jupiter 1.66643265549134 1.66642920796295 1.66643610302123 4.51279815653567 4.39872452529723 2477474.787423085 2.24314112171992 191.164913812445 58.0343168371171 26.8446842680472 1333146.16892795 T 14 CATAB v2.0f-lin.ifort 2020-Nov-11 16:23:30 2020-Nov-11 16:23
2131-May-25 14:11 00:02 Jupiter 1.17025903225584 1.17025728377712 1.17026078074627 3.92716403592474 3.73831995902122 2499536.090898672 2.23364028395016 210.897454443366 15.7189746798967 -65.7961095809849 2359348.80014029 T 14 CATAB v2.0f-lin.ifort 2020-Nov-11 16:23:30 2020-Nov-11 16:23
2141-Sep-23 15:44 00:09 Jupiter 1.95446771818416 1.95446139400286 1.95447404239047 3.76608409826896 3.64919638396131 2503310.155410715 9.17846774876712 497.194957600755 96.4884747453166 -35.452048438918 1101340.36698015 T 14 CATAB v2.0f-lin.ifort 2020-Nov-11 16:23:30 2020-Nov-11 16:23

Alternate Designations
 2008 GK4 = 2005 VH83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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