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JPL Small-Body Database Browser
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430544 (2002 GM2)
Classification: Apollo [NEO, PHA]          SPK-ID: 2430544
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8080895287626965 8.7416e-08  
a 2.198959477467514 1.9522e-08 au
q .4220033495525254 1.9135e-07 au
i 3.350196182341305 2.1536e-05 deg
node 339.4976958793297 0.00020334 deg
peri 84.24072212723996 0.00020328 deg
M 112.0090273091216 9.0014e-06 deg
tp 2458229.926131455525
(2018-Apr-21.42613146)
2.7211e-05 TDB
period 1191.034293225638
3.26
1.586e-05
4.342e-08
d
yr
n .3022582994021307 4.025e-09 deg/d
Q 3.975915605382503 3.5297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      4769 days (13.06 yr)  
   first obs. used      2002-04-04  
   last obs. used      2015-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51204  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:20:55  

Additional Information
 Earth MOID = .0109235 au 
 Jupiter MOID = 1.42015 au 
 T_jup = 3.131 
[ 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 18.6   n/a MPO206056  
rotation period rot_per 2.633 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2015) Minor Planet Bull. 42, 256-266.]
[Vaduvescu, O.; Aznar Macias, A.; Tudor, V.; Predatu, M.; et al. (2017) Earth, Moon, and Planets 120, 41-100.]

430544 (2002 GM2)          Discovered 2002-Apr-04 by NEAT at Palomar
Reference: Last Updated: 2015-04-07

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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