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359863 (2011 VR4)
Classification: Main-belt Asteroid          SPK-ID: 2359863
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05202157390274528 5.2659e-08  
a 3.061841893684809 4.1197e-08 au
q 2.902560059333963 1.6547e-07 au
i 9.85793124756942 6.6025e-06 deg
node 316.50942122719 3.6273e-05 deg
peri 139.46467353 8.0371e-05 deg
M 244.6780175815375 7.196e-05 deg
tp 2460023.376756170107
(2023-Mar-19.87675617)
0.0003944 TDB
period 1956.917731455064
5.36
3.9496e-05
1.081e-07
d
yr
n .1839627666577084 3.7128e-09 deg/d
Q 3.221123728035655 4.334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      7169 days (19.63 yr)  
   first obs. used      2001-12-20  
   last obs. used      2021-08-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52203  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 04:30:08  

Additional Information
 Earth MOID = 1.92739 au 
 Jupiter MOID = 1.87487 au 
 T_jup = 3.209 
[ 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 16.23   n/a MPO638930  

359863 (2011 VR4)          Discovered 2008-Feb-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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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
1914-Feb-14 20:56 00:06 Jupiter 1.91579791745353 1.91579666192977 1.91579917299057 4.05944586586291 3.94903157309618 2420178.372492128 5.69595773851704 294.933979952544 24.5701173151055 78.4743545650681 2487782.06633149 T 14 CATAB v2.0g-lin.ifort 2021-Aug-25 04:30:09 2021-Aug-25 04:30
1962-Oct-08 02:42 00:03 Jupiter 1.90484341017031 1.90484241472501 1.9048444056234 3.99228112831178 3.8793005846105 2437945.612823413 3.08741579097746 292.832478525908 32.7949429713475 82.9390094195467 2294680.10115489 T 14 CATAB v2.0g-lin.ifort 2021-Aug-25 04:30:09 2021-Aug-25 04:30
2021-Jan-31 19:29 < 00:01 Jupiter 1.89348901781954 1.89348844214959 1.89348959348971 4.08018399103815 3.9690342500483 2459246.311939966 0.401837984572689 127.530479052424 23.314809583386 84.7312531540157 2573505.25406293 T 14 CATAB v2.0g-lin.ifort 2021-Aug-25 04:30:09 2021-Aug-25 04:30
2069-Sep-27 12:10 00:03 Jupiter 1.9250294320078 1.92502858222162 1.92503028179957 3.88372688482289 3.76872983676108 2477017.007050239 3.08317568784798 300.529635975146 31.688916983173 84.6729262820619 2339738.1510404 T 14 CATAB v2.0g-lin.ifort 2021-Aug-25 04:30:09 2021-Aug-25 04:30
2128-Jan-20 01:01 00:06 Jupiter 1.88112214778168 1.88112124573856 1.88112304982908 4.0714054959233 3.95926665700614 2498314.542467221 6.191564795202 213.838978019595 27.352882283918 81.4334632600368 2144884.39673619 T 14 CATAB v2.0g-lin.ifort 2021-Aug-25 04:30:09 2021-Aug-25 04:30
2176-Sep-20 10:21 00:09 Jupiter 1.9563312079165 1.95632890169023 1.95633351426699 3.76556967903038 3.64877862408009 2516090.931046476 9.43000317388848 846.054698986551 34.7568814223401 81.9315908072924 2259768.71722829 T 14 CATAB v2.0g-lin.ifort 2021-Aug-25 04:30:09 2021-Aug-25 04:30

Alternate Designations
 2011 VR4 = 2013 CR185 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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