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52521 (1996 JU3)
Classification: Main-belt Asteroid          SPK-ID: 2052521
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140128944519692 3.5232e-08  
a 2.394755095502163 7.5475e-09 au
q 2.12172213556036 8.5553e-08 au
i 3.595333743201448 3.4646e-06 deg
node 100.2050457312218 6.4598e-05 deg
peri 48.77476346244274 6.6895e-05 deg
M 290.743717124391 1.7515e-05 deg
tp 2459460.903467832952
(2021-Sep-03.40346783)
6.6195e-05 TDB
period 1353.59919024586
3.71
6.3991e-06
1.752e-08
d
yr
n .2659576059103667 1.2573e-09 deg/d
Q 2.667788055443967 8.408e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1168  
   data-arc span      11135 days (30.49 yr)  
   first obs. used      1990-09-27  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57905  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:18:43  

Additional Information
 Earth MOID = 1.13504 au 
 Jupiter MOID = 2.32879 au 
 T_jup = 3.518 
[ 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 15.43   n/a MPCxxxxx  
diameter diameter 4.835 km 0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.49 h n/a LCDB (Rev. 2020-October); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.057   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52521 (1996 JU3)          Discovered 1996-May-09 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 JU3 = 1998 XL92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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