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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09422360674506121 3.6868e-08  
a 2.659900857665904 1.3018e-08 au
q 2.409275405272341 1.0235e-07 au
i 3.334474945122805 4.1536e-06 deg
node 160.1062641648126 7.2262e-05 deg
peri 279.4733611724547 7.6099e-05 deg
M 324.7605944941804 2.3342e-05 deg
tp 2459355.603884106572
(2021-May-21.10388411)
0.00010286 TDB
period 1584.515898520039
4.34
1.1632e-05
3.185e-08
d
yr
n .2271987301208181 1.6679e-09 deg/d
Q 2.910526310059468 1.4245e-08 au
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      9067 days (24.82 yr)  
   first obs. used      1996-03-17  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50265  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:07:12  

Additional Information
 Earth MOID = 1.42725 au 
 Jupiter MOID = 2.27955 au 
 T_jup = 3.377 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457218.5 (2015-Jul-15.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09397943373961296 3.6979e-08  
q 2.411088499477922 1.0262e-07 au
tp 2457761.989585841074
(2017-Jan-08.48958584)
0.00010241 TDB
node 160.2723620320967 7.2294e-05 deg
peri 277.5951480767159 7.6139e-05 deg
i 3.333188634836544 4.1553e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      9067 days (24.82 yr)  
   first obs. used      1996-03-17  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50265  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:07:12  

Additional Information
 Jupiter MOID = 2.27955 au 
 T_jup = 3.377 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.367416171905588E-15 -3.771759501155215E-15 -8.729337054308493E-13 -1.072913367181105E-15 -1.768121808887765E-13 -1.18108768649082E-15
q -3.771759501155215E-15 1.053016957037355E-14 2.351649429677215E-12 3.073163909025919E-15 4.628211595180206E-13 3.496741043747241E-15
tp -8.729337054308493E-13 2.351649429677215E-12 1.04882263309973E-8 -2.678347147211913E-12 2.464467453122523E-9 2.284925734788859E-12
node -1.072913367181105E-15 3.073163909025919E-15 -2.678347147211913E-12 5.226389115273338E-9 -5.217748720394171E-9 7.793035185300612E-11
peri -1.768121808887765E-13 4.628211595180206E-13 2.464467453122523E-9 -5.217748720394171E-9 5.79709812417454E-9 -7.73174357944662E-11
i -1.18108768649082E-15 3.496741043747241E-15 2.284925734788859E-12 7.793035185300612E-11 -7.73174357944662E-11 1.726650067567493E-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 15.12   n/a E2021B10  

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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