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97056 (1999 UL52)
Classification: Main-belt Asteroid          SPK-ID: 2097056
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1249020609453843 3.5269e-08  
a 2.63516819642188 1.6571e-08 au
q 2.306030257751055 9.7506e-08 au
i 15.97320116484559 5.7348e-06 deg
node 77.68525102616086 1.6286e-05 deg
peri 245.1607613761992 3.051e-05 deg
M 359.5131768563217 2.705e-05 deg
tp 2459002.612903454711
(2020-Jun-02.11290345)
0.00011741 TDB
period 1562.467301675056
4.28
1.4738e-05
4.035e-08
d
yr
n .2304048216651056 2.1733e-09 deg/d
Q 2.964306135092704 1.8641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      7604 days (20.82 yr)  
   first obs. used      1999-10-09  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54613  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:46:45  

Additional Information
 Earth MOID = 1.34002 au 
 Jupiter MOID = 2.34054 au 
 T_jup = 3.332 
[ 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 14.9   n/a MPO474846  
diameter diameter 2.855 km 0.921 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.286   0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97056 (1999 UL52)          Discovered 1999-Oct-31 by CSS at Catalina
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 UL52 = 2002 JQ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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