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54071 (2000 GQ146)
Classification: Amor [NEO]          SPK-ID: 2054071
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 136 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1974058886319887 5.8757e-08  
a 1.329355644166964 5.3132e-09 au
q 1.066933011922234 7.8896e-08 au
i 23.44070800980684 1.2615e-05 deg
node 36.36109480217842 9.1615e-06 deg
peri 128.2594348200465 2.0078e-05 deg
M 83.87124616913167 3.3896e-05 deg
tp 2458870.072011138727
(2020-Jan-21.57201114)
5.1987e-05 TDB
period 559.835201391578
1.53
3.3564e-06
9.189e-09
d
yr
n .6430463806226382 3.8552e-09 deg/d
Q 1.591778276411693 6.3621e-09 au
  Orbit Determination Parameters
   # obs. used (total)      723  
   data-arc span      11525 days (31.55 yr)  
   first obs. used      1988-10-03  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-02 06:45:45  

Additional Information
 Earth MOID = .125496 au 
 Jupiter MOID = 3.42636 au 
 T_jup = 4.823 
[ hide covariance matrix ]
Orbital Elements at Epoch 2454775.5 (2008-Nov-05.0) TDB
Reference: JPL 136 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975566918627098 5.8742e-08  
q 1.066654617892246 7.892e-08 au
tp 2454951.332224761291
(2009-Apr-29.83222476)
3.0915e-05 TDB
node 36.40001715353027 9.1646e-06 deg
peri 128.2194650268339 2.0068e-05 deg
i 23.44067252442059 1.2615e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      723  
   data-arc span      11525 days (31.55 yr)  
   first obs. used      1988-10-03  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-02 06:45:45  

Additional Information
 Jupiter MOID = 3.42636 au 
 T_jup = 4.823 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.450616365048022E-15 -4.628735458941131E-15 2.79608400540314E-13 3.127263206449661E-14 3.228736675440437E-13 -8.028819807912291E-14
q -4.628735458941131E-15 6.228381213219477E-15 -2.65022327905774E-13 -4.231806375333834E-14 -3.839873787007972E-13 1.072331004660068E-13
tp 2.79608400540314E-13 -2.65022327905774E-13 9.557351302134069E-10 -3.347383338807125E-12 5.297796954881305E-10 2.170757730938638E-11
node 3.127263206449661E-14 -4.231806375333834E-14 -3.347383338807125E-12 8.398961261752889E-11 -7.50922736809836E-11 -3.723087204202865E-11
peri 3.228736675440437E-13 -3.839873787007972E-13 5.297796954881305E-10 -7.50922736809836E-11 4.027144211278192E-10 4.016851418230547E-11
i -8.028819807912291E-14 1.072331004660068E-13 2.170757730938638E-11 -3.723087204202865E-11 4.016851418230547E-11 1.591296783960838E-10

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 17.2   n/a MPO216889  
rotation period rot_per 51. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2003) http://www.asu.cas.cz/~ppravec/neo.htm]

54071 (2000 GQ146)          Discovered 2000-Apr-10 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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