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JPL Small-Body Database Browser
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201294 (2002 SS53)
Classification: Main-belt Asteroid          SPK-ID: 2201294
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08913263901737438 4.7083e-08  
a 3.141177455768599 3.0557e-08 au
q 2.861196019514062 1.5255e-07 au
i 15.72400995245615 5.0142e-06 deg
node 322.4692164398023 1.8287e-05 deg
peri 35.14823482314459 3.3383e-05 deg
M 8.044362811802765 2.7197e-05 deg
tp 2458555.061259634160
(2019-Mar-12.56125963)
0.00015369 TDB
period 2033.467027084087
5.57
2.9672e-05
8.124e-08
d
yr
n .177037539928162 2.5833e-09 deg/d
Q 3.421158892023136 3.3281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      7600 days (20.81 yr)  
   first obs. used      1999-02-11  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51438  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 14:35:05  

Additional Information
 Earth MOID = 1.86704 au 
 Jupiter MOID = 1.9958 au 
 T_jup = 3.146 
[ 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 14.8   n/a MPO454425  
diameter diameter 6.628 km 0.304 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201294 (2002 SS53)          Discovered 2002-Sep-20 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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