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90023 (2002 UP2)
Classification: Main-belt Asteroid          SPK-ID: 2090023
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03611661430445941 9.2832e-08  
a 2.568336093263511 1.5134e-08 au
q 2.47557648917889 2.4722e-07 au
i 22.1638810658449 5.5332e-06 deg
node 334.6832933060182 8.6658e-06 deg
peri 156.7588395081116 7.9503e-05 deg
M 110.5241019744775 7.2375e-05 deg
tp 2458934.937301754651
(2020-Mar-26.43730175)
0.00030369 TDB
period 1503.405758562024
4.12
1.3289e-05
3.638e-08
d
yr
n .2394563130743443 2.1166e-09 deg/d
Q 2.661095697348131 1.5681e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1530  
   data-arc span      8269 days (22.64 yr)  
   first obs. used      1998-11-17  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46724  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:15:49  

Additional Information
 Earth MOID = 1.49285 au 
 Jupiter MOID = 2.3482 au 
 T_jup = 3.326 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.30   n/a E2021B10  
diameter diameter 3.391 km 0.835 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.386   0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90023 (2002 UP2)          Discovered 2002-Oct-28 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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