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(2015 UG)
Classification: Apollo [NEO]          SPK-ID: 3731587
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3258222361275883 4.0127e-08  
a 1.296186006829226 5.7773e-09 au
q .8738597836468384 5.5142e-08 au
i 11.86322071311701 1.12e-05 deg
node 7.71243107821781 1.3546e-05 deg
peri 262.3909549739891 1.7428e-05 deg
M 246.2695466035816 1.1254e-05 deg
tp 2459370.783939737602
(2021-Jun-05.28393974)
1.7075e-05 TDB
period 539.0132235898327
1.48
3.6037e-06
9.866e-09
d
yr
n .6678871393959446 4.4653e-09 deg/d
Q 1.718512230011614 7.6597e-09 au
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      2207 days (6.04 yr)  
   first obs. used      2015-03-17  
   last obs. used      2021-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .69206  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 15:05:21  

Additional Information
 Earth MOID = .0595742 au 
 Jupiter MOID = 3.42963 au 
 T_jup = 4.938 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457757.5 (2017-Jan-04.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .325757406362795 4.0122e-08  
q .8738917472494246 5.5116e-08 au
tp 2457753.817360615187
(2016-Dec-31.31736062)
1.7912e-05 TDB
node 7.746812652945496 1.3547e-05 deg
peri 262.3739518874411 1.743e-05 deg
i 11.86385939002595 1.1201e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      2207 days (6.04 yr)  
   first obs. used      2015-03-17  
   last obs. used      2021-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .69206  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 15:05:21  

Additional Information
 Jupiter MOID = 3.42963 au 
 T_jup = 4.938 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.609754906465202E-15 -2.209281011107614E-15 2.299081905316078E-13 3.740940178450358E-14 4.876278812273949E-14 1.339376829308541E-14
q -2.209281011107614E-15 3.037777975051788E-15 -3.234440948401625E-13 -5.191177330908774E-14 -6.986448310389986E-14 -1.848107047276547E-14
tp 2.299081905316078E-13 -3.234440948401625E-13 3.20845131813663E-10 3.446652945004295E-11 1.945872535979767E-10 -2.244878601428668E-12
node 3.740940178450358E-14 -5.191177330908774E-14 3.446652945004295E-11 1.835117378157575E-10 -1.548884563631533E-10 -1.958858892061449E-11
peri 4.876278812273949E-14 -6.986448310389986E-14 1.945872535979767E-10 -1.548884563631533E-10 3.038145001691504E-10 1.529070493626161E-11
i 1.339376829308541E-14 -1.848107047276547E-14 -2.244878601428668E-12 -1.958858892061449E-11 1.529070493626161E-11 1.254538319524894E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.81   n/a E2021G08  

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