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357107 (2001 UG8)
Classification: Main-belt Asteroid          SPK-ID: 2357107
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2001321843638675 5.2503e-08  
a 2.275489823555994 1.2107e-08 au
q 1.820091074669982 1.1833e-07 au
i 6.002290611149077 7.8972e-06 deg
node 50.74034266387741 5.0508e-05 deg
peri 34.57805959738263 5.4636e-05 deg
M 112.4316323976558 2.1351e-05 deg
tp 2458608.941380435703
(2019-May-05.44138044)
7.2531e-05 TDB
period 1253.749501248777
3.43
1.0006e-05
2.739e-08
d
yr
n .2871386984732021 2.2917e-09 deg/d
Q 2.730888572442007 1.453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      6816 days (18.66 yr)  
   first obs. used      2001-09-26  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5605  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:28:09  

Additional Information
 Earth MOID = .839695 au 
 Jupiter MOID = 2.50887 au 
 T_jup = 3.575 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457636.5 (2016-Sep-05.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199594451294603 5.2296e-08  
q 1.82220887149854 1.1774e-07 au
tp 2457355.501724991321
(2015-Nov-29.00172499)
6.7802e-05 TDB
node 50.74931921295477 5.052e-05 deg
peri 34.79151955239396 5.4678e-05 deg
i 6.000982118203719 7.8954e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      6816 days (18.66 yr)  
   first obs. used      2001-09-26  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5605  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:28:09  

Additional Information
 Jupiter MOID = 2.50887 au 
 T_jup = 3.575 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.734831381312158E-15 -6.137408167489154E-15 -1.142333970389583E-12 2.25809037532664E-14 -4.550885554456024E-13 -2.751592493601314E-15
q -6.137408167489154E-15 1.386318576482601E-14 2.889051803468177E-12 -5.165662104103209E-14 1.116953007839753E-12 6.264968739264386E-15
tp -1.142333970389583E-12 2.889051803468177E-12 4.597048267881179E-9 -1.824682855073764E-11 1.429550178038749E-9 1.914236350631764E-12
node 2.25809037532664E-14 -5.165662104103209E-14 -1.824682855073764E-11 2.552319561178219E-9 -2.544639185637845E-9 -1.722888762645025E-10
peri -4.550885554456024E-13 1.116953007839753E-12 1.429550178038749E-9 -2.544639185637845E-9 2.989656069776221E-9 1.721571323069915E-10
i -2.751592493601314E-15 6.264968739264386E-15 1.914236350631764E-12 -1.722888762645025E-10 1.721571323069915E-10 6.233699938513588E-11

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 MPO455578  

357107 (2001 UG8)          Discovered 2001-Oct-17 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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