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48231 (2001 KF69)
Classification: Main-belt Asteroid          SPK-ID: 2048231
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09410680015006592 3.8416e-08  
a 2.659890219269891 1.4437e-08 au
q 2.409576461983945 1.0492e-07 au
i 3.334439060992147 4.4972e-06 deg
node 160.1059975883095 7.4646e-05 deg
peri 279.4346678830624 7.8426e-05 deg
M 279.3447877692756 2.428e-05 deg
tp 2459355.496387136332
(2021-May-20.99638714)
0.00010745 TDB
period 1584.50639251305
4.34
1.29e-05
3.532e-08
d
yr
n .2272000931653136 1.8497e-09 deg/d
Q 2.910203976555839 1.5795e-08 au
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      8987 days (24.61 yr)  
   first obs. used      1996-03-17  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:38:22  

Additional Information
 Earth MOID = 1.42795 au 
 Jupiter MOID = 2.28018 au 
 T_jup = 3.377 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456802.5 (2014-May-25.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09431459310940382 3.8466e-08  
q 2.409462949957254 1.0506e-07 au
tp 2456176.498561592900
(2012-Sep-05.99856159)
0.00010432 TDB
node 160.2826159810876 7.4689e-05 deg
peri 277.5513099251445 7.845e-05 deg
i 3.333053808554131 4.498e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      8987 days (24.61 yr)  
   first obs. used      1996-03-17  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:38:22  

Additional Information
 Jupiter MOID = 2.28018 au 
 T_jup = 3.377 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.479649650798215E-15 -4.010946998045591E-15 -5.344574746110766E-13 -4.275576165896495E-15 -1.306316924073282E-13 -9.994957171384187E-16
q -4.010946998045591E-15 1.103856025923003E-14 1.426708603284148E-12 1.279867050854422E-14 3.62424186361758E-13 2.87898353567039E-15
tp -5.344574746110766E-13 1.426708603284148E-12 1.088292828595357E-8 1.247845783313661E-11 2.522089910867687E-9 4.09494023763185E-13
node -4.275576165896495E-15 1.279867050854422E-14 1.247845783313661E-11 5.578511345560305E-9 -5.565636945998455E-9 4.777099426975048E-11
peri -1.306316924073282E-13 3.62424186361758E-13 2.522089910867687E-9 -5.565636945998455E-9 6.15438058299455E-9 -4.756302953250985E-11
i -9.994957171384187E-16 2.87898353567039E-15 4.09494023763185E-13 4.777099426975048E-11 -4.756302953250985E-11 2.02317991097432E-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 15.1   n/a MPO436120  

48231 (2001 KF69)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 KF69 = 2002 PF20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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