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308249 (2005 GR59)
Classification: Main-belt Asteroid          SPK-ID: 2308249
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1327510295075449 6.078e-08  
a 2.528817179261901 2.2218e-08 au
q 2.193114095278518 1.5698e-07 au
i 11.07242299035138 5.037e-06 deg
node 130.9868860247617 3.5531e-05 deg
peri 43.90894613105033 4.0144e-05 deg
M 298.1183765930993 1.9876e-05 deg
tp 2459252.983949086632
(2021-Feb-07.48394909)
8.1517e-05 TDB
period 1468.840290008479
4.02
1.9357e-05
5.3e-08
d
yr
n .2450913162233055 3.23e-09 deg/d
Q 2.864520263245284 2.5167e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      7799 days (21.35 yr)  
   first obs. used      1997-04-07  
   last obs. used      2018-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63541  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:50:35  

Additional Information
 Earth MOID = 1.21388 au 
 Jupiter MOID = 2.14279 au 
 T_jup = 3.414 
[ 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 17.0   n/a MPO455271  
diameter diameter 2.803 km 0.712 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

308249 (2005 GR59)          Discovered 2005-Apr-06 by Lowe, A. at Mayhill
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2034-Jul-09 05:34 00:01 Psych 0.0444003343836166 0.0443936111172222 0.04440705847991 5.16154712571513 5.16154707292084 2464152.731690788 1.11421937622498 485.101766920133 169.504052247009 50.5026761713849 31449.650322507 T 14 CATAB v2.0e-lin.ifort 2018-Oct-04 10:50:37 2018-Dec-18 00:48

Alternate Designations
 2005 GR59 = 1997 GT24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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