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117803 (2005 GH168)
Classification: Main-belt Asteroid          SPK-ID: 2117803
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336362517498474 4.5891e-08  
a 2.233122828886093 8.7169e-09 au
q 1.93469666433674 1.0249e-07 au
i 6.848597455627401 5.2138e-06 deg
node 47.58201021855918 2.5863e-05 deg
peri 189.7506394828881 2.9183e-05 deg
M 181.4341723457845 1.342e-05 deg
tp 2459605.093110745336
(2022-Jan-25.59311075)
4.6978e-05 TDB
period 1218.897942162803
3.34
7.1368e-06
1.954e-08
d
yr
n .2953487634585868 1.7293e-09 deg/d
Q 2.531548993435446 9.8817e-09 au
  Orbit Determination Parameters
   # obs. used (total)      770  
   data-arc span      7889 days (21.60 yr)  
   first obs. used      1998-03-24  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53012  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:55:15  

Additional Information
 Earth MOID = .923397 au 
 Jupiter MOID = 2.46537 au 
 T_jup = 3.619 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO436565  
rotation period rot_per 5.94 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]

117803 (2005 GH168)          Discovered 2005-Apr-11 by Mt. Lemmon Survey at Mt. Lemmon
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2005 GH168 = 1998 FF86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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