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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 139 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975155997857877 5.8522e-08  
a 1.329241290395501 5.0733e-09 au
q 1.066695399662999 7.8486e-08 au
i 23.44132385968076 1.2544e-05 deg
node 36.35117373727565 9.136e-06 deg
peri 128.2645108927236 1.9995e-05 deg
M 212.4891716712922 3.3464e-05 deg
tp 2459429.864163189081
(2021-Aug-03.36416319)
5.3252e-05 TDB
period 559.7629657673051
1.53
3.2047e-06
8.774e-09
d
yr
n .6431293637058028 3.6819e-09 deg/d
Q 1.591787181128003 6.0753e-09 au
  Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      11785 days (32.27 yr)  
   first obs. used      1988-10-03  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5182  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:58:24  

Additional Information
 Earth MOID = .124395 au 
 Jupiter MOID = 3.4253 au 
 T_jup = 4.824 
[ show covariance matrix ]

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 17.23   n/a E2021B10  
rotation period rot_per 51. h n/a LCDB (Rev. 2020-October); 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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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