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115540 (2003 UP61)
Classification: Main-belt Asteroid          SPK-ID: 2115540
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .04424609881337763 5.1458e-08  
a 2.779747822992672 1.841e-08 au
q 2.656754826140267 1.4528e-07 au
i 6.130592426243317 4.0196e-06 deg
node 113.0719756936469 5.6009e-05 deg
peri 310.7699541095601 8.1698e-05 deg
M 209.9529536731648 6.0488e-05 deg
tp 2459906.055976625008
(2022-Nov-22.55597663)
0.00028658 TDB
period 1692.803409350259
4.63
1.6816e-05
4.604e-08
d
yr
n .2126649781135408 2.1126e-09 deg/d
Q 2.902740819845078 1.9224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      8947 days (24.50 yr)  
   first obs. used      1996-02-18  
   last obs. used      2020-08-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55558  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:44:01  

Additional Information
 Earth MOID = 1.67479 au 
 Jupiter MOID = 2.23836 au 
 T_jup = 3.324 
[ 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 15.44   n/a E2021B55  
diameter diameter 4.683 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115540 (2003 UP61)          Discovered 2003-Oct-16 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 UP61 = 2001 FV66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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