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4610 Kajov (1989 FO)
Classification: Main-belt Asteroid          SPK-ID: 2004610
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03614025392513028 3.7093e-08  
a 2.402147197192623 7.8695e-09 au
q 2.315332987520542 9.2272e-08 au
i 3.590602469647733 3.3162e-06 deg
node 116.84071653 6.2401e-05 deg
peri 204.3270931234623 8.1827e-05 deg
M 359.8761417373013 5.3132e-05 deg
tp 2459000.967864759620
(2020-May-31.46786476)
0.0002007 TDB
period 1359.871435246941
3.72
6.6824e-06
1.83e-08
d
yr
n .2647309081351703 1.3009e-09 deg/d
Q 2.488961406864705 8.1539e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2457  
   data-arc span      25939 days (71.02 yr)  
   first obs. used      1949-07-28  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48347  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:17:54  

Additional Information
 Earth MOID = 1.30247 au 
 Jupiter MOID = 2.59979 au 
 T_jup = 3.521 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456702.5 (2014-Feb-14.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03566260440234478 3.6945e-08  
q 2.316521241777551 9.1661e-08 au
tp 2456281.612232598444
(2012-Dec-20.11223260)
0.00020478 TDB
node 116.87053227443 6.2438e-05 deg
peri 204.4918683358561 8.2443e-05 deg
i 3.589186043107943 3.3144e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2457  
   data-arc span      25939 days (71.02 yr)  
   first obs. used      1949-07-28  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48347  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:17:54  

Additional Information
 Jupiter MOID = 2.59979 au 
 T_jup = 3.521 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.364912149758668E-15 -3.376746405603852E-15 1.451226548586098E-12 6.981124056068193E-15 4.083267568596113E-13 8.468104527172148E-16
q -3.376746405603852E-15 8.401706026149492E-15 -3.59039188739428E-12 -1.707538461078771E-14 -1.007521643046236E-12 -2.032766886075935E-15
tp 1.451226548586098E-12 -3.59039188739428E-12 4.193284137503366E-8 -1.745202579285383E-11 1.104048334569722E-8 6.492917971337937E-12
node 6.981124056068193E-15 -1.707538461078771E-14 -1.745202579285383E-11 3.898553193290574E-9 -3.894957677599464E-9 2.788358689165245E-11
peri 4.083267568596113E-13 -1.007521643046236E-12 1.104048334569722E-8 -3.894957677599464E-9 6.796821124725523E-9 -2.610725760602235E-11
i 8.468104527172148E-16 -2.032766886075935E-15 6.492917971337937E-12 2.788358689165245E-11 -2.610725760602235E-11 1.098555817219087E-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 13.1   n/a MPO473829  
SMASSII spectral type spec_B Sl   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

4610 Kajov (1989 FO)          Discovered 1989-Mar-26 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1989 FO = 1949 OM = 1979 QQ7 = 1981 AX1 = 1987 WN4 = 1987 WX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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