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JPL Small-Body Database Browser
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34972 (5039 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2034972
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 .08925009476669024 5.8537e-08  
a 3.07972586526809 2.5906e-08 au
q 2.804860039937486 1.8289e-07 au
i 12.88751364103095 6.6558e-06 deg
node 329.7169576110599 2.0987e-05 deg
peri 206.6100184008537 3.4762e-05 deg
M 353.5063995913269 2.66e-05 deg
tp 2458636.108163641866
(2019-Jun-01.60816364)
0.00014583 TDB
period 1974.088041196747
5.40
2.4908e-05
6.819e-08
d
yr
n .1823626872192377 2.301e-09 deg/d
Q 3.354591690598695 2.8218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      821  
   data-arc span      16669 days (45.64 yr)  
   first obs. used      1973-09-20  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52626  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:52:59  

Additional Information
 Earth MOID = 1.8175 au 
 Jupiter MOID = 1.66668 au 
 T_jup = 3.183 
[ 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 13.8   n/a MPO253598  
diameter diameter 6.324 km 0.229 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.146   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34972 (5039 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 5039 T-2 = 1994 RU12 = 2000 RC31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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