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3699 Milbourn (1984 UC2)
Classification: Main-belt Asteroid          SPK-ID: 2003699
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1867518940426931 3.2881e-08  
a 2.398080248922344 7.8035e-09 au
q 1.950234220369723 7.9666e-08 au
i 5.712903953559302 3.3219e-06 deg
node 94.97332426760691 3.4415e-05 deg
peri 232.7048494286732 3.542e-05 deg
M 262.471129853212 1.0311e-05 deg
tp 2459367.972367485189
(2021-Jun-02.47236749)
3.9535e-05 TDB
period 1356.419407869299
3.71
6.6208e-06
1.813e-08
d
yr
n .2654046365832364 1.2955e-09 deg/d
Q 2.845926277474965 9.2609e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2680  
   data-arc span      24051 days (65.85 yr)  
   first obs. used      1954-09-28  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44221  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:06:53  

Additional Information
 Earth MOID = .944783 au 
 Jupiter MOID = 2.49686 au 
 T_jup = 3.497 
[ 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 12.9   n/a MPO358665  
diameter diameter 4.745 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.762   0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3699 Milbourn (1984 UC2)          Discovered 1984-Oct-29 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1984 UC2 = 1950 NF = 1962 XW1 = 1968 HW = 1969 TJ3 = 1972 HA1 = 1980 TK8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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