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JPL Small-Body Database Browser
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20933 (3015 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2020933
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1220303014254645 2.9718e-08  
a 2.282848494376186 8.4893e-09 au
q 2.004271804498792 6.9485e-08 au
i 7.191695268787848 4.9686e-06 deg
node 357.0376542739063 2.8166e-05 deg
peri 297.2005599124915 3.7958e-05 deg
M 242.4222231484192 2.7493e-05 deg
tp 2459011.968700432357
(2020-Jun-11.46870043)
9.6762e-05 TDB
period 1259.836136744042
3.45
7.0275e-06
1.924e-08
d
yr
n .2857514477481133 1.594e-09 deg/d
Q 2.56142518425358 9.5253e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1571  
   data-arc span      17577 days (48.12 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48423  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:56:49  

Additional Information
 Earth MOID = 1.00007 au 
 Jupiter MOID = 2.63426 au 
 T_jup = 3.584 
[ 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 14.6   n/a MPO384933  
diameter diameter 2.283 km 0.526 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.407   0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20933 (3015 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3015 T-1 = 1995 DJ13 = 1996 RA26 = 2000 UV103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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