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392565 (2011 SA94)
Classification: Main-belt Asteroid          SPK-ID: 2392565
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2221391720482676 1.1104e-07  
a 2.609914133593508 5.1447e-08 au
q 2.030149968839974 3.1933e-07 au
i 4.266941704503735 1.0727e-05 deg
node 322.6832484726074 7.8674e-05 deg
peri 331.1066955649853 9.2383e-05 deg
M 85.23320378015099 3.3511e-05 deg
tp 2458635.876993133789
(2019-Jun-01.37699313)		 0.00015205 TDB
period 1540.060406627641
4.22		 4.5536e-05
1.247e-07		 d
yr
n .2337570646259991 6.9117e-09 deg/d
Q 3.189678298347041 6.2875e-08 au
   Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      7711 days (21.11 yr)  
   first obs. used      1998-08-24  
   last obs. used      2019-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51362  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:05:17  

Additional Information
 Earth MOID = 1.01539 au 
 Jupiter MOID = 2.02758 au 
 T_jup = 3.371 
[ 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 17.3   n/a MPO494989  

392565 (2011 SA94)          Discovered 2007-Nov-01 by Spacewatch at Kitt Peak
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
2079-Jul-10 01:18 00:05 Thisb 0.0246754650366454 0.0246563277084158 0.0246946349264953 1.69313146329511 1.69313130009564 2480589.554323507 5.25426442194245 1707.79040197597 99.6603446131805 -56.2330995802146 30719.5605568027 T 13 CATAB v2.0f-lin.ifort 2019-Nov-08 13:05:19 2019-Nov-08 13:05
2131-Oct-05 17:04 00:03 Psych 0.0290727742761652 0.0290240659288607 0.0291214895007049 4.43980317149274 4.43980307775749 2499669.211235791 3.2781505062569 2527.89040700746 196.55304888518 16.2785962481761 6413.34958509434 T 13 CATAB v2.0f-lin.ifort 2019-Nov-08 13:05:19 2019-Nov-08 13:05

Alternate Designations
 2011 SA94 = 2007 VF48 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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