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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05341771097095301 3.0269e-08  
a 2.897969490221237 1.1527e-08 au
q 2.743166593589959 8.784e-08 au
i 1.292729985525018 3.5163e-06 deg
node 204.7129101730425 0.00015083 deg
peri 246.5708725075532 0.00015445 deg
M 142.0695964144541 3.332e-05 deg
tp 2458289.388362196306
(2018-Jun-19.88836220)
0.00016613 TDB
period 1801.935080201893
4.93
1.0751e-05
2.943e-08
d
yr
n .1997852219846148 1.192e-09 deg/d
Q 3.052772386852515 1.2143e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2689  
   data-arc span      25579 days (70.03 yr)  
   first obs. used      1950-04-17  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45925  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:01:56  

Additional Information
 Earth MOID = 1.76008 au 
 Jupiter MOID = 2.04708 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 12.4   n/a MPO473820  
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-August); 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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