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91310 (1999 GH5)
Classification: Main-belt Asteroid          SPK-ID: 2091310
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .141747744129471 5.4203e-08  
a 2.234666903648352 1.146e-08 AU
q 1.917907911175408 1.2388e-07 AU
i 3.206477749611829 6.0566e-06 deg
node 23.3790019100554 9.4102e-05 deg
peri 45.35864731350996 9.7234e-05 deg
M 353.0810623936314 2.2872e-05 deg
tp 2457023.950631148586
(2015-Jan-01.45063115)
7.7503e-05 JED
period 1220.1623563884
3.34
9.3857e-06
2.57e-08
d
yr
n .2950427032231812 2.2695e-09 deg/d
Q 2.551425896121295 1.3084e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      665  
   data-arc span      8350 days (22.86 yr)  
   first obs. used      1992-01-31  
   last obs. used      2014-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56836  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 06:09:48  

Additional Information
 Earth MOID = .933092 AU 
 T_jup = 3.624 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8 mag n/a MPO320100  

91310 (1999 GH5)          Discovered 1999-Apr-06 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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