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52163 (1004 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2052163
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04560410211786535 3.5632e-08  
a 2.576498814327356 1.2034e-08 au
q 2.458999899292212 9.3235e-08 au
i 6.90541904299702 4.344e-06 deg
node 356.8243959954089 3.396e-05 deg
peri 20.12447353621734 6.2345e-05 deg
M 89.72687317458818 5.2633e-05 deg
tp 2458624.001387435459
(2019-May-20.50138744)
0.0002204 TDB
period 1510.578667547075
4.14
1.0583e-05
2.897e-08
d
yr
n .2383192664732776 1.6697e-09 deg/d
Q 2.6939977293625 1.2583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      803  
   data-arc span      17000 days (46.54 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52582  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:18:57  

Additional Information
 Earth MOID = 1.46006 au 
 Jupiter MOID = 2.49861 au 
 T_jup = 3.415 
[ 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 15.2   n/a MPO452879  
diameter diameter 4.712 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52163 (1004 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2038-Jan-07 11:35 00:02 Amphi 0.0320729895970525 0.0320683748693335 0.0320776044352236 1.1735067494321 1.17350659669377 2465430.982422937 1.93491538124184 249.024137315559 56.5976374365523 23.6055956194439 38038.7703858172 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:18:59 2020-Nov-12 23:19
2049-Oct-20 15:21 < 00:01 Hebe 0.0400672362320816 0.0400635734755451 0.0400708998398617 6.80312005356444 6.80312003075787 2469735.139731141 0.943142036870689 349.913602270722 40.1733137169301 -59.1670702777215 128385.666954837 T 23 CATAB v2.0f-lin.ifort 2020-Nov-12 23:18:59 2020-Nov-12 23:19

Alternate Designations
 1004 T-2 = 1996 EZ13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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