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277451 (2005 UT504)
Classification: Main-belt Asteroid          SPK-ID: 2277451
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02429889346792621 6.6128e-08  
a 2.776194007499713 4.6353e-08 au
q 2.708735565065183 2.0526e-07 au
i 5.509821435442721 7.7968e-06 deg
node 130.0804102606957 7.05e-05 deg
peri 321.1181912241499 0.00018052 deg
M 18.44380091331405 0.00016693 deg
tp 2458513.939238086219
(2019-Jan-30.43923809)
0.00078315 TDB
period 1689.558157530658
4.63
4.2315e-05
1.159e-07
d
yr
n .2130734585225235 5.3364e-09 deg/d
Q 2.843652449934244 4.7479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      6550 days (17.93 yr)  
   first obs. used      2001-01-24  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:51:39  

Additional Information
 Earth MOID = 1.72809 au 
 Jupiter MOID = 2.19126 au 
 T_jup = 3.328 
[ show covariance matrix ]

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 16.6   n/a MPO418474  
diameter diameter 2.958 km 0.871 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277451 (2005 UT504)          Discovered 2005-Oct-24 by Tholen, D. J. at Mauna Kea
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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