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437227 (2012 XG5)
Classification: Main-belt Asteroid          SPK-ID: 2437227
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437547463225568 7.1886e-08  
a 2.70237193574351 3.2255e-08 au
q 2.313893143651505 2.1176e-07 au
i 5.948839031120965 7.0459e-06 deg
node 148.464704673348 5.1364e-05 deg
peri 190.3237036867054 5.7197e-05 deg
M 4.737029544118878 2.2461e-05 deg
tp 2459179.148927138938
(2020-Nov-25.64892714)		 0.0001012 TDB
period 1622.617329783201
4.44		 2.9051e-05
7.954e-08		 d
yr
n .2218637711998921 3.9721e-09 deg/d
Q 3.090850727835515 3.6891e-08 au
   Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      4773 days (13.07 yr)  
   first obs. used      2007-09-14  
   last obs. used      2020-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52747  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:40:31  

Additional Information
 Earth MOID = 1.30318 au 
 Jupiter MOID = 2.28928 au 
 T_jup = 3.344 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458086.5 (2017-Nov-29.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1444778052460757 7.1405e-08  
q 2.311378877923216 2.1038e-07 au
tp 2457559.372901017234
(2016-Jun-19.87290102)		 0.00010302 TDB
node 148.5234071063674 5.144e-05 deg
peri 190.8536843168206 5.7277e-05 deg
i 5.945037658994496 7.0411e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      4773 days (13.07 yr)  
   first obs. used      2007-09-14  
   last obs. used      2020-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52747  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:40:31  

Additional Information
 Jupiter MOID = 2.28928 au 
 T_jup = 3.344 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.098654867290479E-15 -1.493859206676436E-14 -1.26987872121028E-12 -3.87858159301445E-14 -3.563744492303754E-13 -1.178952692768913E-14
q -1.493859206676436E-14 4.42612587025339E-14 2.861917622387198E-12 1.104914882422772E-13 8.77223188416112E-13 3.519634866029345E-14
tp -1.26987872121028E-12 2.861917622387198E-12 1.061318061031905E-8 6.141786166455969E-11 2.613953406784163E-9 2.569674670780252E-12
node -3.87858159301445E-14 1.104914882422772E-13 6.141786166455969E-11 2.646093210276276E-9 -2.614822945602795E-9 -1.203944464459824E-10
peri -3.563744492303754E-13 8.77223188416112E-13 2.613953406784163E-9 -2.614822945602795E-9 3.280705533484009E-9 1.207190800592314E-10
i -1.178952692768913E-14 3.519634866029345E-14 2.569674670780252E-12 -1.203944464459824E-10 1.207190800592314E-10 4.957760269733081E-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 17.18   n/a E2021B25  

437227 (2012 XG5)          Discovered 2007-Sep-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 XG5 = 2007 RS256 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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