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295615 (2008 SB202)
Classification: Main-belt Asteroid          SPK-ID: 2295615
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1606928323041328 4.6354e-08  
a 2.303159175791666 1.9815e-08 au
q 1.933058004586451 1.0807e-07 au
i 3.747518716445799 5.6235e-06 deg
node 3.138483414464885 7.443e-05 deg
peri 242.3224576767311 7.6839e-05 deg
M 139.8659399846977 1.7821e-05 deg
tp 2458104.486124742518
(2017-Dec-16.98612474)
6.1021e-05 TDB
period 1276.686769575422
3.50
1.6476e-05
4.511e-08
d
yr
n .2819798940344015 3.6389e-09 deg/d
Q 2.673260346996881 2.2999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      8723 days (23.88 yr)  
   first obs. used      1994-10-28  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58824  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:41:46  

Additional Information
 Earth MOID = .923192 au 
 Jupiter MOID = 2.3575 au 
 T_jup = 3.570 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456839.5 (2014-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160592181889449 4.6235e-08  
q 1.933225565621159 1.0779e-07 au
tp 2456828.576115583843
(2014-Jun-20.07611558)
5.8621e-05 TDB
node 3.155132329155768 7.4385e-05 deg
peri 242.483974802291 7.6811e-05 deg
i 3.749096988219814 5.6242e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      8723 days (23.88 yr)  
   first obs. used      1994-10-28  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58824  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:41:46  

Additional Information
 Jupiter MOID = 2.3575 au 
 T_jup = 3.570 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.137644939485073E-15 -4.923822962859242E-15 -5.905328497557185E-13 4.857788730735191E-14 -2.314087543710714E-13 -3.929078879054214E-15
q -4.923822962859242E-15 1.161945443199905E-14 1.378794520540283E-12 -1.138037160272996E-13 5.415569081769015E-13 9.515198224552557E-15
tp -5.905328497557185E-13 1.378794520540283E-12 3.436438797155371E-9 -3.105409970908582E-11 1.139723071488384E-9 2.758506940277374E-12
node 4.857788730735191E-14 -1.138037160272996E-13 -3.105409970908582E-11 5.533162016568348E-9 -5.530818689619327E-9 5.030642975810799E-11
peri -2.314087543710714E-13 5.415569081769015E-13 1.139723071488384E-9 -5.530818689619327E-9 5.899908887877714E-9 -4.932587532160093E-11
i -3.929078879054214E-15 9.515198224552557E-15 2.758506940277374E-12 5.030642975810799E-11 -4.932587532160093E-11 3.163168454591955E-11

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 17.5   n/a MPO455185  
diameter diameter 1.856 km 0.449 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295615 (2008 SB202)          Discovered 2008-Sep-26 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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