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437243 (2012 XG27)
Classification: Main-belt Asteroid          SPK-ID: 2437243
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06330985182233594 9.7672e-08  
a 3.195328351587441 6.0525e-08 au
q 2.993032587124731 3.2304e-07 au
i 11.00225388394281 9.9729e-06 deg
node 67.76391545762904 6.0454e-05 deg
peri 350.4339449332443 0.00010644 deg
M 124.1359299609599 8.8851e-05 deg
tp 2458281.106238324771
(2018-Jun-11.60623832)
0.00050829 TDB
period 2086.275539116925
5.71
5.9276e-05
1.623e-07
d
yr
n .1725563058426981 4.9028e-09 deg/d
Q 3.397624116050151 6.4357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      4905 days (13.43 yr)  
   first obs. used      2006-11-16  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65645  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:40:21  

Additional Information
 Earth MOID = 2.00624 au 
 Jupiter MOID = 1.9138 au 
 T_jup = 3.164 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457740.5 (2016-Dec-18.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06339277985027321 9.6601e-08  
q 2.993882802786452 3.1959e-07 au
tp 2458286.139392788366
(2018-Jun-16.63939279)
0.00051332 TDB
node 67.77972359897834 6.045e-05 deg
peri 351.4316413273596 0.00010714 deg
i 11.00176845230107 9.9729e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      4905 days (13.43 yr)  
   first obs. used      2006-11-16  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65645  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:40:21  

Additional Information
 Jupiter MOID = 1.9138 au 
 T_jup = 3.164 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.331670991412457E-15 -3.039019941807879E-14 -3.074358816711757E-11 -1.237590797019205E-14 -5.459365489208057E-12 7.886678953339919E-16
q -3.039019941807879E-14 1.021351929751982E-13 1.070751574319035E-10 3.726612411380128E-14 1.883026485402521E-11 1.587081858553225E-15
tp -3.074358816711757E-11 1.070751574319035E-10 2.635015186261432E-7 2.310777183677509E-10 4.565998533090011E-8 -3.488877291222518E-11
node -1.237590797019205E-14 3.726612411380128E-14 2.310777183677509E-10 3.654200349500225E-9 -3.546528869347112E-9 -3.689461609373838E-10
peri -5.459365489208057E-12 1.883026485402521E-11 4.565998533090011E-8 -3.546528869347112E-9 1.147841474908396E-8 3.558245063670154E-10
i 7.886678953339919E-16 1.587081858553225E-15 -3.488877291222518E-11 -3.689461609373838E-10 3.558245063670154E-10 9.9458129288655E-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 16.2   n/a MPO428068  

437243 (2012 XG27)          Discovered 2006-Nov-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Alternate Designations
 2012 XG27 = 2012 VM112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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