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JPL Small-Body Database Browser
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185728 (1998 UZ3)
Classification: Main-belt Asteroid          SPK-ID: 2185728
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120564662091978 7.1744e-08  
a 2.428648057597516 1.4951e-08 au
q 2.135838925192933 1.7108e-07 au
i 3.729732447412989 6.3364e-06 deg
node 1.941272058343286 6.3135e-05 deg
peri 20.35905890580784 6.6218e-05 deg
M 261.2032900871236 1.727e-05 deg
tp 2459379.889480620375
(2021-Jun-14.38948062)
6.6744e-05 TDB
period 1382.436855880909
3.78
1.2766e-05
3.495e-08
d
yr
n .2604097239367962 2.4047e-09 deg/d
Q 2.721457190002099 1.6754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62718  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:44:28  

Additional Information
 Earth MOID = 1.13909 au 
 Jupiter MOID = 2.736 au 
 T_jup = 3.496 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457051.5 (2015-Jan-29.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1202493759262655 7.1219e-08  
q 2.136739943092206 1.693e-07 au
tp 2456618.690029770584
(2013-Nov-22.19002977)
6.9289e-05 TDB
node 1.992033697766136 6.3134e-05 deg
peri 20.92531407252602 6.6291e-05 deg
i 3.730160497849128 6.3353e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62718  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:44:28  

Additional Information
 Jupiter MOID = 2.736 au 
 T_jup = 3.496 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.072175751994411E-15 -1.202270625132785E-14 -1.788799791504536E-12 3.822912918121788E-14 -6.666246706176859E-13 -3.282620360169921E-15
q -1.202270625132785E-14 2.866278330142655E-14 4.084835765997991E-12 -9.13031612022871E-14 1.550639106022236E-12 7.996597045994427E-15
tp -1.788799791504536E-12 4.084835765997991E-12 4.800970155329023E-9 -2.042168355663607E-11 1.401428211660077E-9 -1.086357349325031E-12
node 3.822912918121788E-14 -9.13031612022871E-14 -2.042168355663607E-11 3.985915657176007E-9 -3.983727637944197E-9 8.7474336457774E-11
peri -6.666246706176859E-13 1.550639106022236E-12 1.401428211660077E-9 -3.983727637944197E-9 4.394473647301087E-9 -8.75257867155898E-11
i -3.282620360169921E-15 7.996597045994427E-15 -1.086357349325031E-12 8.7474336457774E-11 -8.75257867155898E-11 4.013630382276803E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO433219  

185728 (1998 UZ3)          Discovered 1998-Oct-20 by ODAS at Caussols
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 1998 UZ3 = 2002 VO109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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