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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 140 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975155996690635 5.8519e-08  
a 1.329241290854731 5.0357e-09 au
q 1.066695400186679 7.8475e-08 au
i 23.44132199146686 1.2516e-05 deg
node 36.35117421382205 9.1332e-06 deg
peri 128.2645114628102 1.9934e-05 deg
M 212.4891688595735 3.3219e-05 deg
tp 2459429.864167679877
(2021-Aug-03.36416768)
5.286e-05 TDB
period 559.762966057388
1.53
3.1809e-06
8.709e-09
d
yr
n .6431293633725175 3.6546e-09 deg/d
Q 1.591787181522783 6.0303e-09 au
  Orbit Determination Parameters
   # obs. used (total)      731  
   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      .52242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-18 06:25:52  

Additional Information
 Earth MOID = .124395 au 
 Jupiter MOID = 3.4253 au 
 T_jup = 4.824 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455250.5 (2010-Feb-23.0) TDB
Reference: JPL 140 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975036003741767 5.8514e-08  
q 1.066814099904547 7.8491e-08 au
tp 2455511.196402909285
(2010-Nov-10.69640291)
3.2812e-05 TDB
node 36.38831602906316 9.1354e-06 deg
peri 128.2450870730363 1.9934e-05 deg
i 23.44130385614366 1.2516e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      731  
   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      .52242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-18 06:25:52  

Additional Information
 Jupiter MOID = 3.4253 au 
 T_jup = 4.824 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.423886527462496E-15 -4.586465297323183E-15 2.757625668394134E-13 3.047806666423646E-14 3.268414240422313E-13 -7.964943475580753E-14
q -4.586465297323183E-15 6.160907643148008E-15 -2.560667752425616E-13 -4.116894737713674E-14 -3.920979113222319E-13 1.056655905515012E-13
tp 2.757625668394134E-13 -2.560667752425616E-13 1.076625024429774E-9 -3.898331703118956E-12 5.502227515837968E-10 1.873759030661407E-11
node 3.047806666423646E-14 -4.116894737713674E-14 -3.898331703118956E-12 8.345490148498541E-11 -7.47471472453807E-11 -3.738884417268465E-11
peri 3.268414240422313E-13 -3.920979113222319E-13 5.502227515837968E-10 -7.47471472453807E-11 3.97380274419792E-10 3.917167715562626E-11
i -7.964943475580753E-14 1.056655905515012E-13 1.873759030661407E-11 -3.738884417268465E-11 3.917167715562626E-11 1.566447247746323E-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 17.23   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

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