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377515 (2005 GD1)
Classification: Main-belt Asteroid          SPK-ID: 2377515
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2211092802988169 8.5428e-08  
a 2.292897919426054 1.1814e-08 au
q 1.785916910663105 1.912e-07 au
i 8.836019108021461 7.8316e-06 deg
node 73.38194726614051 2.8289e-05 deg
peri 164.0621615777962 3.518e-05 deg
M 107.0320114758645 1.3885e-05 deg
tp 2458623.460636379184
(2019-May-19.96063638)
4.9498e-05 TDB
period 1268.164253215979
3.47
9.8013e-06
2.683e-08
d
yr
n .2838748995542684 2.194e-09 deg/d
Q 2.799878928189003 1.4426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2001-01-26  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:55:20  

Additional Information
 Earth MOID = .775376 au 
 Jupiter MOID = 2.21379 au 
 T_jup = 3.549 
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Orbital Elements at Epoch 2457569.5 (2016-Jun-30.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2206668732219927 8.5518e-08  
q 1.787471294467563 1.9138e-07 au
tp 2457354.648033960390
(2015-Nov-28.14803396)
5.2956e-05 TDB
node 73.39431628766985 2.8289e-05 deg
peri 164.0695135217289 3.5206e-05 deg
i 8.835193599843825 7.831e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      6758 days (18.50 yr)  
   first obs. used      2001-01-26  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:55:20  

Additional Information
 Jupiter MOID = 2.21379 au 
 T_jup = 3.549 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.313383799985872E-15 -1.635248748640655E-14 -1.632366612269069E-12 -3.451988409480223E-14 -5.702496415245319E-13 -2.300437661893751E-14
q -1.635248748640655E-14 3.662525196857926E-14 3.544423692599205E-12 7.540202028976043E-14 1.240205556953579E-12 5.173374770401405E-14
tp -1.632366612269069E-12 3.544423692599205E-12 2.804345906171173E-9 2.139177063634834E-11 1.11600018372015E-9 3.959551629434594E-12
node -3.451988409480223E-14 7.540202028976043E-14 2.139177063634834E-11 8.002409516509389E-10 -7.816038189476206E-10 -6.799104008146868E-11
peri -5.702496415245319E-13 1.240205556953579E-12 1.11600018372015E-9 -7.816038189476206E-10 1.239429727509777E-9 6.864539967803182E-11
i -2.300437661893751E-14 5.173374770401405E-14 3.959551629434594E-12 -6.799104008146868E-11 6.864539967803182E-11 6.132404941494003E-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 17.9   n/a MPO476770  

377515 (2005 GD1)          Discovered 2005-Apr-02 by Lowe, A. at Mayhill
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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