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30712 (4207 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2030712
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1779560120699589 3.8734e-08  
a 2.850198352828321 1.3687e-08 au
q 2.342988420350627 1.1137e-07 au
i 4.804460141803079 4.2422e-06 deg
node 134.9240752452137 5.2506e-05 deg
peri 357.7144743028124 5.4546e-05 deg
M 258.4429952290282 1.6977e-05 deg
tp 2459696.313602059350
(2022-Apr-26.81360206)
8.5367e-05 TDB
period 1757.563618028096
4.81
1.266e-05
3.466e-08
d
yr
n .2048290009575318 1.4754e-09 deg/d
Q 3.357408285306014 1.6123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1482  
   data-arc span      15831 days (43.34 yr)  
   first obs. used      1977-10-07  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56504  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:39:22  

Additional Information
 Earth MOID = 1.35733 au 
 Jupiter MOID = 1.6887 au 
 T_jup = 3.277 
[ 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 14.1   n/a MPO347749  
diameter diameter 9.514 km 0.366 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30712 (4207 T-3)          Discovered 1977-Oct-16 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
 4207 T-3 = 1996 TQ41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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