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266606 (2008 KR38)
Classification: Main-belt Asteroid          SPK-ID: 2266606
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1042744221608188 5.3707e-08  
a 2.389667602910412 1.8192e-08 au
q 2.1404863944605 1.2976e-07 au
i 3.744844743310606 6.1842e-06 deg
node 215.6357578460125 7.9859e-05 deg
peri 237.8143285464162 8.7354e-05 deg
M 227.3046787532905 3.32e-05 deg
tp 2459497.845027305359
(2021-Oct-10.34502731)
0.00012594 TDB
period 1349.288039305071
3.69
1.5408e-05
4.218e-08
d
yr
n .2668073750845758 3.0467e-09 deg/d
Q 2.638848811360325 2.0089e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      6069 days (16.62 yr)  
   first obs. used      2002-10-15  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59355  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:48:25  

Additional Information
 Earth MOID = 1.1599 au 
 Jupiter MOID = 2.51276 au 
 T_jup = 3.523 
[ 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 17.0   n/a MPO433731  

266606 (2008 KR38)          Discovered 2008-May-30 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ 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
2073-Sep-25 21:39 00:01 Iris 0.0481111001036437 0.0480913230308146 0.048130877424145 4.13848898005575 4.13848895118315 2478476.402021431 1.052511520067 1000.87365033089 74.3094028889261 -9.98060576018999 18209.0360217077 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 12:48:28 2020-Feb-25 12:48
2077-Jun-03 22:14 00:01 Iris 0.0151944607467217 0.0151768509768593 0.0152120797128255 3.85369978859567 3.85369969041865 2479823.426344095 1.25108160539978 1058.43869935642 73.9744476382097 -34.0555839278936 17287.7543599124 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 12:48:28 2020-Feb-25 12:48
2081-Feb-09 07:59 00:01 Iris 0.0107046298332032 0.0106869390714194 0.0107223385448262 3.67190052570942 3.6719003794545 2481169.832708986 1.48436973201323 1121.79552077906 73.6574932427951 38.2605081595521 13499.4847191523 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 12:48:28 2020-Feb-25 12:48
2084-Oct-19 07:03 00:02 Iris 0.0272804834606403 0.0272576130498661 0.0273033553188163 3.5174864053382 3.51748634542968 2482517.794033417 1.69679927242657 1181.88922581635 73.214691353397 15.4046606964881 15164.6162092091 T 16 CATAB v2.0f-lin.ifort 2020-Feb-25 12:48:28 2020-Feb-25 12:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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