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376856 (2001 SN290)
Classification: Main-belt Asteroid          SPK-ID: 2376856
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3274601847057252 5.2155e-08  
a 3.164080219141346 2.723e-08 au
q 2.127969926157589 1.6771e-07 au
i 16.16694800051049 7.4899e-06 deg
node 250.22391347847 3.072e-05 deg
peri 131.9682874955048 3.349e-05 deg
M 86.77937843551359 1.3909e-05 deg
tp 2458504.954325392686
(2019-Jan-21.45432539)
7.5947e-05 TDB
period 2055.746953652138
5.63
2.6537e-05
7.265e-08
d
yr
n .175118829367808 2.2606e-09 deg/d
Q 4.200190512125102 3.6147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2001-06-02  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50878  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:49:06  

Additional Information
 Earth MOID = 1.16861 au 
 Jupiter MOID = 1.51406 au 
 T_jup = 3.060 
[ 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 MPO455717  

376856 (2001 SN290)          Discovered 2001-Sep-30 by NEAT at Palomar
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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