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120037 (2003 AG91)
Classification: Main-belt Asteroid          SPK-ID: 2120037
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1145328444917189 3.5129e-08  
a 2.334546244036358 1.1634e-08 au
q 2.067164022109415 8.1688e-08 au
i 7.189843001808542 4.023e-06 deg
node 75.10678918766433 3.7594e-05 deg
peri 6.104488463227104 4.3554e-05 deg
M 38.13474139512137 2.1274e-05 deg
tp 2459062.486854732131
(2020-Jul-31.98685473)
7.6893e-05 TDB
period 1302.873193281678
3.57
9.7393e-06
2.666e-08
d
yr
n .2763123854695572 2.0655e-09 deg/d
Q 2.6019284659633 1.2967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1998-11-10  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56421  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:04:39  

Additional Information
 Earth MOID = 1.08264 au 
 Jupiter MOID = 2.6039 au 
 T_jup = 3.549 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457906.5 (2017-Jun-02.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .113437226247454 3.4985e-08  
q 2.069429121028188 8.1215e-08 au
tp 2457757.501894626893
(2017-Jan-04.00189463)
7.7773e-05 TDB
node 75.12584451555063 3.7618e-05 deg
peri 5.558984657671651 4.3732e-05 deg
i 7.188079000390977 4.021e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      8157 days (22.33 yr)  
   first obs. used      1998-11-10  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56421  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:04:39  

Additional Information
 Jupiter MOID = 2.6039 au 
 T_jup = 3.549 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.223949292560963E-15 -2.818511931429155E-15 1.666955690000604E-13 -3.184973726827901E-15 4.892710502936261E-14 7.79641285935557E-17
q -2.818511931429155E-15 6.595811553760508E-15 -4.107898023456206E-13 8.336036971293326E-15 -1.181538296542926E-13 5.060735898238523E-17
tp 1.666955690000604E-13 -4.107898023456206E-13 6.048688024923778E-9 4.983909136249356E-12 1.756021151179866E-9 -1.78908722163813E-12
node -3.184973726827901E-15 8.336036971293326E-15 4.983909136249356E-12 1.415126343044507E-9 -1.402392106926351E-9 2.990054157896975E-12
peri 4.892710502936261E-14 -1.181538296542926E-13 1.756021151179866E-9 -1.402392106926351E-9 1.912457556036052E-9 -3.468169927089384E-12
i 7.79641285935557E-17 5.060735898238523E-17 -1.78908722163813E-12 2.990054157896975E-12 -3.468169927089384E-12 1.616851065914325E-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 16.2   n/a MPO417625  

120037 (2003 AG91)          Discovered 2003-Jan-05 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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