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457175 (2008 GO98)
Classification: Outer Main-belt Asteroid          SPK-ID: 2457175
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2797118735125723 3.9849e-07  
a 3.968143792923075 2.0633e-06 au
q 2.858206858237277 5.0146e-07 au
i 15.55779375551183 9.9486e-06 deg
node 192.5797541727148 5.3274e-05 deg
peri 53.69351835978632 0.00010354 deg
M 196.5452157680156 0.00015219 deg
tp 2460511.415397646897
(2024-Jul-19.91539765)
0.0022156 TDB
period 2887.2176814543
7.90
0.0022518
6.165e-06
d
yr
n .12468751570497 9.7248e-08 deg/d
Q 5.078080727608873 2.6404e-06 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.275575638758663E-8 2.771E-9
A2 [EST] -1.014343349426628E-9 1.237E-9
A3 [EST] -4.47911944105785E-8 3.866E-9
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      6207 days (16.99 yr)  
   first obs. used      2001-10-15  
   last obs. used      2018-10-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69855  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:33:11  

Additional Information
 Earth MOID = 1.87877 au 
 Jupiter MOID = .362996 au 
 T_jup = 2.927 
[ 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 12.9   n/a MPO434671  
rotation period rot_per 10.74 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:
[Warner, B.D.; Stephens, R.D. (2018) Minor Planet Bull. 45, 35-39.]

457175 (2008 GO98)          Discovered 2008-Apr-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-02-25

[ show close-approach data ]
Alternate Designations
 2008 GO98 = 362P 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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