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JPL Small-Body Database Browser
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379197 (2009 SR45)
Classification: Main-belt Asteroid          SPK-ID: 2379197
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08575611208461653 1.4414e-07  
a 2.405997637915133 4.3308e-08 au
q 2.199668634802761 3.2129e-07 au
i 6.184119539387087 9.6932e-06 deg
node 344.4500074486202 6.9469e-05 deg
peri 203.5305753900892 8.2319e-05 deg
M 146.0357717659556 4.0429e-05 deg
tp 2458447.534582671502
(2018-Nov-25.03458267)
0.0001511 TDB
period 1363.142385122565
3.73
3.6805e-05
1.008e-07
d
yr
n .2640956688964162 7.1306e-09 deg/d
Q 2.612326641027507 4.7022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      5043 days (13.81 yr)  
   first obs. used      2005-08-31  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61171  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:18  

Additional Information
 Earth MOID = 1.20261 au 
 Jupiter MOID = 2.35482 au 
 T_jup = 3.510 
[ 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 16.9   n/a MPO434346  

379197 (2009 SR45)          Discovered 2009-Sep-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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