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35946 (1999 KO4)
Classification: Main-belt Asteroid          SPK-ID: 2035946
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1518537298340726 2.9457e-08  
a 2.442316219332757 1.0242e-08 au
q 2.071441391992827 7.0933e-08 au
i 3.199234245897919 5.5097e-06 deg
node 165.4771413115958 6.7334e-05 deg
peri 106.3763504612973 7.0219e-05 deg
M 59.73824964381813 1.9482e-05 deg
tp 2458369.159718368542
(2018-Sep-07.65971837)
7.5388e-05 TDB
period 1394.123562104457
3.82
8.7697e-06
2.401e-08
d
yr
n .2582267524813747 1.6244e-09 deg/d
Q 2.813191046672687 1.1798e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1105  
   data-arc span      11426 days (31.28 yr)  
   first obs. used      1987-04-01  
   last obs. used      2018-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51545  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 19:17:29  

Additional Information
 Earth MOID = 1.05754 au 
 Jupiter MOID = 2.28674 au 
 T_jup = 3.483 
[ 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 15.1   n/a MPO449220  
diameter diameter 3.651 km 0.264 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.100   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35946 (1999 KO4)          Discovered 1999-May-20 by Comba, P. G. at Prescott
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 KO4 = 1987 GA1 = 1995 HF3 = 1996 TS7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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