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277445 (2005 UD464)
Classification: Main-belt Asteroid          SPK-ID: 2277445
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07841958269435376 1.0193e-07  
a 2.384776175471144 2.6061e-08 au
q 2.19776302297126 2.3968e-07 au
i 6.954377725624537 9.9007e-06 deg
node 73.97564791517368 8.6291e-05 deg
peri 101.2797112378347 0.00010842 deg
M 214.5349650578969 6.282e-05 deg
tp 2459544.033076702365
(2021-Nov-25.53307670)
0.00023584 TDB
period 1345.147359231248
3.68
2.205e-05
6.037e-08
d
yr
n .2676286709626668 4.387e-09 deg/d
Q 2.571789327971028 2.8105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      4992 days (13.67 yr)  
   first obs. used      2005-10-30  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60947  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:46:57  

Additional Information
 Earth MOID = 1.21394 au 
 Jupiter MOID = 2.40954 au 
 T_jup = 3.522 
[ 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 17.1   n/a MPO197414  

277445 (2005 UD464)          Discovered 2005-Oct-30 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

Alternate Designations
 2005 UD464 = 2007 EY84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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