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JPL Small-Body Database Browser
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215388 (2002 CG81)
Classification: Main-belt Asteroid          SPK-ID: 2215388
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03253864368928098 4.7294e-08  
a 3.120538172849233 3.2597e-08 au
q 3.019000093124093 1.5962e-07 au
i 10.96605821755114 5.7518e-06 deg
node 148.8337348169644 3.262e-05 deg
peri 121.8139079604209 0.00011227 deg
M 283.5797455565977 0.00010593 deg
tp 2459027.913912790759
(2020-Jun-27.41391279)
0.0005915 TDB
period 2013.458470210019
5.51
3.1548e-05
8.637e-08
d
yr
n .1787968340675283 2.8015e-09 deg/d
Q 3.222076252574374 3.3657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      6297 days (17.24 yr)  
   first obs. used      2002-02-07  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51906  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:21:58  

Additional Information
 Earth MOID = 2.01817 au 
 Jupiter MOID = 1.8668 au 
 T_jup = 3.187 
[ 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 15.3   n/a MPO433409  
diameter diameter 3.961 km 1.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.135   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215388 (2002 CG81)          Discovered 2002-Feb-07 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ 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
1928-Apr-17 16:03 00:04 Jupiter 1.86180933804913 1.86180856541484 1.86181011068903 3.65879464311954 3.53226364394209 2425354.168533423 4.03779692630707 266.834325310382 26.138386269857 82.7067323093931 2148940.29651468 T 15 CATAB v2.0e-lin.ifort 2019-May-30 08:22:01 2019-May-30 08:22
1938-Jul-31 10:17 00:03 Jupiter 1.96576935537601 1.96576832011333 1.96577039064662 4.50009016952891 4.4032987080336 2429110.928717870 3.33666645595157 238.840958862684 24.9589479502044 -79.5775717483354 3125974.43676955 T 15 CATAB v2.0e-lin.ifort 2019-May-30 08:22:01 2019-May-30 08:22
2000-Aug-07 22:10 < 00:01 Jupiter 1.95269243769439 1.95269179401104 1.95269308137774 3.01559791392309 2.86815055145806 2451764.423275317 0.699732240643549 52.6202463094751 18.416564094749 69.2176953346388 2478277.81873377 T 15 CATAB v2.0e-lin.ifort 2019-May-30 08:22:01 2019-May-30 08:22
2010-Oct-16 11:23 < 00:01 Jupiter 1.85893147692245 1.85893086007169 1.8589320937732 4.02143982240112 3.90649175442282 2455485.974426934 0.26757110764888 48.5539607694024 26.4467069409673 77.657071213287 2375022.67789969 T 15 CATAB v2.0e-lin.ifort 2019-May-30 08:22:01 2019-May-30 08:22
2083-Jan-23 21:57 00:03 Jupiter 1.90827052653975 1.9082697537943 1.90827129928769 3.2199193401402 3.07898394815813 2481883.414757329 3.48001308778732 187.703798077982 22.8115192360534 78.9713841962397 2090629.49819321 T 15 CATAB v2.0e-lin.ifort 2019-May-30 08:22:01 2019-May-30 08:22
2093-Apr-20 00:45 00:04 Jupiter 1.90240397179862 1.90240292317392 1.90240502043424 4.34350854189097 4.23976302150093 2485622.531587366 3.6096591512842 281.808186510176 26.849083068536 -82.0757268586775 2785858.08869772 T 15 CATAB v2.0e-lin.ifort 2019-May-30 08:22:01 2019-May-30 08:22
2165-Jul-16 05:46 00:07 Jupiter 1.88276521966801 1.88276449847697 1.88276594087071 3.61797960410331 3.49141977735452 2512006.740198392 7.29669777173475 472.310706973083 26.3546548534699 85.0127101776326 2116297.26573595 T 15 CATAB v2.0e-lin.ifort 2019-May-30 08:22:01 2019-May-30 08:22
2175-Oct-28 08:08 00:07 Jupiter 1.98202119191107 1.98201863998691 1.9820237438812 4.59604880186124 4.50210603800051 2515762.839133806 7.20759312645902 508.54359762436 25.9733873026129 -76.4580303130971 3304753.95612737 T 15 CATAB v2.0e-lin.ifort 2019-May-30 08:22:01 2019-May-30 08:22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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