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214265 (2005 GU31)
Classification: Main-belt Asteroid          SPK-ID: 2214265
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3302899359442671 6.3842e-08  
a 2.557475031860037 1.719e-08 au
q 1.712766767407923 1.6779e-07 au
i 7.383079099322336 7.2156e-06 deg
node 7.96196855746682 2.7841e-05 deg
peri 296.7878932135488 3.1433e-05 deg
M 228.0863327562723 1.446e-05 deg
tp 2459747.897517922501
(2022-Jun-17.39751792)
5.9404e-05 TDB
period 1493.879372544472
4.09
1.5061e-05
4.123e-08
d
yr
n .2409833127201058 2.4296e-09 deg/d
Q 3.402183296312152 2.2867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      6731 days (18.43 yr)  
   first obs. used      2002-11-01  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4993  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:56  

Additional Information
 Earth MOID = .711943 au 
 Jupiter MOID = 1.93198 au 
 T_jup = 3.347 
[ 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 16.18   n/a MPCxxxxx  
diameter diameter 1.642 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.666 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.286   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214265 (2005 GU31)          Discovered 2005-Apr-04 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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