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85652 (1998 QQ13)
Classification: Main-belt Asteroid          SPK-ID: 2085652
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2038471879911359 3.6799e-08  
a 3.089018279756814 2.23e-08 au
q 2.459330589775172 1.1115e-07 au
i 15.37307100420903 7.6435e-06 deg
node 331.7618580689228 1.7051e-05 deg
peri 289.7956834075608 2.6746e-05 deg
M 42.31535633230654 1.9034e-05 deg
tp 2458767.409461103833
(2019-Oct-10.90946110)
0.00010517 TDB
period 1983.029360396883
5.43
2.1474e-05
5.879e-08
d
yr
n .181540428593528 1.9659e-09 deg/d
Q 3.718705969738457 2.6846e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      8088 days (22.14 yr)  
   first obs. used      1998-07-31  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43235  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 19:10:39  

Additional Information
 Earth MOID = 1.49468 au 
 Jupiter MOID = 1.76924 au 
 T_jup = 3.139 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457285.5 (2015-Sep-20.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2025025696976605 3.6835e-08  
q 2.464563589128189 1.1108e-07 au
tp 2456785.578601045366
(2014-May-08.07860105)
0.00011172 TDB
node 331.8386282315873 1.7058e-05 deg
peri 290.0328563351178 2.6865e-05 deg
i 15.36379953851077 7.641e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      8088 days (22.14 yr)  
   first obs. used      1998-07-31  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43235  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 19:10:39  

Additional Information
 Jupiter MOID = 1.76924 au 
 T_jup = 3.139 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.356805504452632E-15 -4.041244449264338E-15 -2.666692361246818E-13 1.734712631002475E-15 -3.283735125017525E-14 -1.019629612090964E-15
q -4.041244449264338E-15 1.233826561780314E-14 1.168723892230602E-13 -4.538627278539515E-15 -1.005796448776698E-14 5.623581680030889E-15
tp -2.666692361246818E-13 1.168723892230602E-13 1.248232065155757E-8 -3.87046780890179E-12 2.332238458032919E-9 1.754412425051563E-11
node 1.734712631002475E-15 -4.538627278539515E-15 -3.87046780890179E-12 2.909778607314259E-10 -2.80848246667778E-10 3.547865328415697E-11
peri -3.283735125017525E-14 -1.005796448776698E-14 2.332238458032919E-9 -2.80848246667778E-10 7.217232671407228E-10 -3.076765162796413E-11
i -1.019629612090964E-15 5.623581680030889E-15 1.754412425051563E-11 3.547865328415697E-11 -3.076765162796413E-11 5.838483435879715E-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 13.9   n/a MPO474742  

85652 (1998 QQ13)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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