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233709 (2008 SS95)
Classification: Main-belt Asteroid          SPK-ID: 2233709
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1262313549331608 7.5205e-08  
a 2.806460710044751 2.9545e-08 au
q 2.452197372049121 2.2157e-07 au
i 2.099914541410268 6.0681e-06 deg
node 260.439958021858 0.00022993 deg
peri 98.05422793876733 0.00023125 deg
M 190.2865512999606 2.6385e-05 deg
tp 2459810.062969355783
(2022-Aug-18.56296936)		 0.00013111 TDB
period 1717.263252856249
4.70		 2.7118e-05
7.425e-08		 d
yr
n .2096358839573535 3.3104e-09 deg/d
Q 3.16072404804038 3.3275e-08 au
   Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      8818 days (24.14 yr)  
   first obs. used      1996-02-10  
   last obs. used      2020-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62494  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:51:57  

Additional Information
 Earth MOID = 1.44951 au 
 Jupiter MOID = 2.29004 au 
 T_jup = 3.310 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456947.5 (2014-Oct-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123168306904644 7.4776e-08  
q 2.465131780666237 2.1965e-07 au
tp 2456371.936816912300
(2013-Mar-20.43681691)		 0.00012177 TDB
node 260.690141157337 0.00022949 deg
peri 97.77361796340426 0.00023091 deg
i 2.100473496111573 6.072e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      8818 days (24.14 yr)  
   first obs. used      1996-02-10  
   last obs. used      2020-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62494  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 01:51:57  

Additional Information
 Jupiter MOID = 2.29004 au 
 T_jup = 3.310 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.591385103060807E-15 -1.632304746320581E-14 -1.40197601706433E-12 1.95152404273419E-14 -3.281191853654572E-13 -1.422242272029074E-15
q -1.632304746320581E-14 4.824466313051683E-14 4.018044943516126E-12 -4.719651938594591E-14 9.663387575744381E-13 4.323306769466493E-15
tp -1.40197601706433E-12 4.018044943516126E-12 1.482834759845067E-8 -2.459203493865873E-11 3.215865508246222E-9 1.856640246757963E-12
node 1.95152404273419E-14 -4.719651938594591E-14 -2.459203493865873E-11 5.266772906595807E-8 -5.26363803607749E-8 1.034635802561724E-10
peri -3.281191853654572E-13 9.663387575744381E-13 3.215865508246222E-9 -5.26363803607749E-8 5.331823615856641E-8 -1.030071529275599E-10
i -1.422242272029074E-15 4.323306769466493E-15 1.856640246757963E-12 1.034635802561724E-10 -1.030071529275599E-10 3.686956901639554E-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 16.4   n/a MPO326043  

233709 (2008 SS95)          Discovered 2008-Sep-21 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ hide close-approach data ]
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
1941-Dec-29 07:35 00:03 Eunom 0.0307508185393541 0.0307454190485452 0.0307562368966608 3.68398540986717 3.68398528595348 2430357.816216965 2.67419722331028 1269.05013621339 68.2970607232771 78.1362556380122 65840.4148419512 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 01:51:57 2020-Nov-12 01:51
2049-Oct-17 06:49 00:13 Iris 0.0360505902144186 0.0360418211453265 0.0360593597060057 1.9318995333598 1.93189945081758 2469731.784312701 13.215091848996 478.918527855423 73.7865673718336 -24.6361537787775 32066.3570410098 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 01:51:57 2020-Nov-12 01:51
2146-Jun-20 23:07 00:25 Psych 0.028586636882266 0.028550903441009 0.0286223919047683 1.45778171203511 1.45778142170128 2505041.463388368 25.4351078065818 2158.8116935747 71.105791783003 34.8558745259536 34179.8983005088 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 01:51:57 2020-Nov-12 01:51

Alternate Designations
 2008 SS95 = 1996 CK4 = 2006 EY40 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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