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187367 (2005 UB278)
Classification: Outer Main-belt Asteroid          SPK-ID: 2187367
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01035169502807299 4.1373e-08  
a 3.232880023697303 3.0189e-08 au
q 3.199414235629639 1.2127e-07 au
i 3.390971035856793 5.4342e-06 deg
node 231.5500927926049 6.633e-05 deg
peri 274.0550471293428 0.00031156 deg
M 117.1922380502332 0.00030258 deg
tp 2458509.339109032768
(2019-Jan-25.83910903)
0.0017843 TDB
period 2123.160414784043
5.81
2.974e-05
8.142e-08
d
yr
n .1695585493650122 2.375e-09 deg/d
Q 3.266345811764967 3.0502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      6729 days (18.42 yr)  
   first obs. used      2002-04-04  
   last obs. used      2020-09-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52648  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:07  

Additional Information
 Earth MOID = 2.20993 au 
 Jupiter MOID = 1.71506 au 
 T_jup = 3.183 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457577.5 (2016-Jul-08.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0116539980150793 4.1372e-08  
q 3.196186850930993 1.2178e-07 au
tp 2458480.120488274696
(2018-Dec-27.62048827)
0.0015829 TDB
node 231.5640721097414 6.6316e-05 deg
peri 268.9704507720287 0.000278 deg
i 3.390876484577982 5.4348e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      6729 days (18.42 yr)  
   first obs. used      2002-04-04  
   last obs. used      2020-09-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52648  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:07  

Additional Information
 Jupiter MOID = 1.71506 au 
 T_jup = 3.183 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.711647706121278E-15 -4.920156848844879E-15 -1.09205287393991E-12 4.837544279841764E-15 -2.886419136671401E-13 -8.20207827415976E-16
q -4.920156848844879E-15 1.482997705188272E-14 5.683863641882903E-12 -1.285417159389735E-14 1.21003877306992E-12 2.516402011942202E-15
tp -1.09205287393991E-12 5.683863641882903E-12 2.505650427787202E-6 -1.701192610952713E-10 4.273357224751673E-7 1.961926776293422E-12
node 4.837544279841764E-15 -1.285417159389735E-14 -1.701192610952713E-10 4.397792079775613E-9 -4.419115373199223E-9 -2.724947808269515E-11
peri -2.886419136671401E-13 1.21003877306992E-12 4.273357224751673E-7 -4.419115373199223E-9 7.72838165137281E-8 2.75832011727058E-11
i -8.20207827415976E-16 2.516402011942202E-15 1.961926776293422E-12 -2.724947808269515E-11 2.75832011727058E-11 2.953688197771359E-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 15.39   n/a MPCxxxxx  
diameter diameter 4.965 km 1.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187367 (2005 UB278)          Discovered 2005-Oct-24 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 UB278 = 2002 GR98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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