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JPL Small-Body Database Browser
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3975 Verdi (1982 UR3)
Classification: Main-belt Asteroid          SPK-ID: 2003975
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05375601193967248 3.1401e-08  
a 2.897744060271322 1.2493e-08 au
q 2.741972895969262 9.2129e-08 au
i 1.292851864039543 3.5712e-06 deg
node 204.7167484093683 0.00015987 deg
peri 246.5997963239045 0.00016352 deg
M 62.08071569311819 3.4118e-05 deg
tp 2458289.798981032896
(2018-Jun-20.29898103)
0.00017059 TDB
period 1801.724828384292
4.93
1.1652e-05
3.19e-08
d
yr
n .1998085358699487 1.2921e-09 deg/d
Q 3.053515224573382 1.3164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2526  
   data-arc span      25225 days (69.06 yr)  
   first obs. used      1950-04-17  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 00:05:00  

Additional Information
 Earth MOID = 1.75891 au 
 Jupiter MOID = 2.0484 au 
 T_jup = 3.286 
[ 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 12.3   n/a MPO298989  
diameter diameter 9.685 km 0.285 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.158 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.281   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3975 Verdi (1982 UR3)          Discovered 1982-Oct-19 by Borngen, F. at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1982 UR3 = 1952 RE = 1953 VQ2 = 1975 EJ5 = 1977 QU3 = 1977 RO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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