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100344 (1995 SY51)
Classification: Main-belt Asteroid          SPK-ID: 2100344
[ 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 .1759524690201552 4.1826e-08  
a 2.405309680328326 1.0937e-08 au
q 1.982089503316477 1.0469e-07 au
i 5.31558091374537 5.3672e-06 deg
node 14.06267803448013 4.8268e-05 deg
peri 264.5252555266756 5.0981e-05 deg
M 298.3091687551341 1.655e-05 deg
tp 2459233.992560079193
(2021-Jan-19.49256008)		 6.2659e-05 TDB
period 1362.557772886308
3.73		 9.293e-06
2.544e-08		 d
yr
n .2642089804657687 1.802e-09 deg/d
Q 2.828529857340175 1.2861e-08 au
   Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      9006 days (24.66 yr)  
   first obs. used      1995-09-26  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .552  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:06:42  

Additional Information
 Earth MOID = .974497 au 
 Jupiter MOID = 2.32337 au 
 T_jup = 3.496 
[ 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 16.2   n/a MPO426630  

100344 (1995 SY51)          Discovered 1995-Sep-26 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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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
2092-Jul-31 04:52 00:01 Juno 0.0211149686116358 0.0210846782988261 0.021145258955475 10.1591107366151 10.1591106798999 2485359.703072941 1.36875480984593 1510.78068357698 42.3538030354416 -1.54066647682285 2894.05212703042 T 13 CATAB v2.0f-lin.ifort 2020-Nov-12 20:06:43 2020-Nov-12 20:06

Alternate Designations
 1995 SY51 = 2002 NU15 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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