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65992 (1998 KG49)
Classification: Main-belt Asteroid          SPK-ID: 2065992
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1303341528881121 3.7986e-08  
a 2.743746286507614 1.7166e-08 au
q 2.386142438515741 1.0823e-07 au
i 11.51177038563491 4.9551e-06 deg
node 203.5999749695394 2.0768e-05 deg
peri 79.63627577930096 2.9e-05 deg
M 270.069455918044 2.1675e-05 deg
tp 2459415.185711721276
(2021-Jul-19.68571172)
0.00010167 TDB
period 1660.02394118299
4.54
1.5579e-05
4.265e-08
d
yr
n .2168643421753614 2.0352e-09 deg/d
Q 3.101350134499487 1.9404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      10788 days (29.54 yr)  
   first obs. used      1990-10-14  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:56:21  

Additional Information
 Earth MOID = 1.40333 au 
 Jupiter MOID = 2.08446 au 
 T_jup = 3.307 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457177.5 (2015-Jun-04.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1300551822983473 3.804e-08  
q 2.38940771243365 1.0845e-07 au
tp 2457751.227644795954
(2016-Dec-28.72764480)
9.5564e-05 TDB
node 203.6645362690263 2.0795e-05 deg
peri 78.80531104563585 2.8986e-05 deg
i 11.49926887727142 4.9512e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      10788 days (29.54 yr)  
   first obs. used      1990-10-14  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:56:21  

Additional Information
 Jupiter MOID = 2.08446 au 
 T_jup = 3.307 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.447050916200538E-15 -4.087246855979402E-15 -1.577067540747247E-13 3.625619515220501E-15 1.562522940488821E-14 -1.505234494247845E-16
q -4.087246855979402E-15 1.176218466680628E-14 9.338581770557498E-13 -1.139813711659877E-14 4.168545916980664E-14 2.715036014903307E-16
tp -1.577067540747247E-13 9.338581770557498E-13 9.132484225177612E-9 7.927576332509853E-12 1.93949929742465E-9 5.969727657032764E-12
node 3.625619515220501E-15 -1.139813711659877E-14 7.927576332509853E-12 4.324336519222612E-10 -4.214592725739925E-10 -1.180873878222055E-11
peri 1.562522940488821E-14 4.168545916980664E-14 1.93949929742465E-9 -4.214592725739925E-10 8.402160207087372E-10 1.29336872524226E-11
i -1.505234494247845E-16 2.715036014903307E-16 5.969727657032764E-12 -1.180873878222055E-11 1.29336872524226E-11 2.451471573106649E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO385236  

65992 (1998 KG49)          Discovered 1998-May-23 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 KG49 = 1993 FW64 = 1999 TE161 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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