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187325 (2005 UL73)
Classification: Main-belt Asteroid          SPK-ID: 2187325
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03803129899337003 3.968e-08  
a 2.96842525530165 2.4446e-08 au
q 2.855532186877803 1.1124e-07 au
i 13.52097791950687 5.9664e-06 deg
node 52.72771743951102 1.8413e-05 deg
peri 235.2064402950869 8.6237e-05 deg
M 99.23764155914039 8.3292e-05 deg
tp 2458685.554179712915
(2019-Jul-21.05417971)
0.00043273 TDB
period 1868.046160618132
5.11
2.3076e-05
6.318e-08
d
yr
n .1927147238593274 2.3806e-09 deg/d
Q 3.081318323725498 2.5376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      7358 days (20.15 yr)  
   first obs. used      2000-11-20  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54292  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:56  

Additional Information
 Earth MOID = 1.85851 au 
 Jupiter MOID = 1.97299 au 
 T_jup = 3.221 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457651.5 (2016-Sep-20.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03994936388922523 3.8614e-08  
q 2.849929975671542 1.085e-07 au
tp 2456832.864344818978
(2014-Jun-24.36434482)
0.00042156 TDB
node 52.76770008398075 1.8392e-05 deg
peri 238.384751250866 8.3604e-05 deg
i 13.53113947695573 5.9731e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      7358 days (20.15 yr)  
   first obs. used      2000-11-20  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54292  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:56  

Additional Information
 Jupiter MOID = 1.97299 au 
 T_jup = 3.221 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.491020141793759E-15 -4.102855610080803E-15 -2.577700232732861E-12 5.093913343728642E-15 -5.388102985904476E-13 -1.164369288124238E-15
q -4.102855610080803E-15 1.177285239949397E-14 5.886258436328538E-12 -1.515488047986896E-14 1.286302742622698E-12 4.486401945170003E-15
tp -2.577700232732861E-12 5.886258436328538E-12 1.777169916513626E-7 -8.459207001113308E-12 3.43924335250082E-8 -1.485563561312241E-11
node 5.093913343728642E-15 -1.515488047986896E-14 -8.459207001113308E-12 3.382794492048691E-10 -3.303940415407627E-10 -4.129879534530165E-11
peri -5.388102985904476E-13 1.286302742622698E-12 3.43924335250082E-8 -3.303940415407627E-10 6.989617665823895E-9 3.746179593449507E-11
i -1.164369288124238E-15 4.486401945170003E-15 -1.485563561312241E-11 -4.129879534530165E-11 3.746179593449507E-11 3.567800543467926E-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 15.63   n/a MPCxxxxx  
diameter diameter 5.595 km 0.983 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.036   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

187325 (2005 UL73)          Discovered 2005-Oct-23 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 UL73 = 2000 WM137 = 2003 JJ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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