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30694 (5112 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2030694
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1813235934778071 3.9593e-08  
a 3.170053609266951 1.8295e-08 au
q 2.595248097317376 1.2687e-07 au
i 9.724722630363779 4.1065e-06 deg
node 260.0107371775462 2.792e-05 deg
peri 228.3977740751389 3.1654e-05 deg
M 24.49806519247086 1.312e-05 deg
tp 2459060.209707026972
(2020-Jul-29.70970703)
7.494e-05 TDB
period 2061.571192398168
5.64
1.7847e-05
4.886e-08
d
yr
n .1746240931807075 1.5117e-09 deg/d
Q 3.744859121216527 2.1613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1530  
   data-arc span      17350 days (47.50 yr)  
   first obs. used      1973-09-20  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48337  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:31:09  

Additional Information
 Earth MOID = 1.62268 au 
 Jupiter MOID = 1.47098 au 
 T_jup = 3.155 
[ 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 13.57   n/a MPCxxxxx  
diameter diameter 8.578 km 0.377 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.115   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30694 (5112 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 5112 T-2 = 1998 DP3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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