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30653 (2190 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2030653
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0872971241865461 3.1787e-08  
a 2.550053641735128 1.0655e-08 au
q 2.327441292290223 7.9336e-08 au
i 4.793257652573364 5.4683e-06 deg
node 35.55760683129276 3.3533e-05 deg
peri 75.04429566303914 5.2227e-05 deg
M 136.4020952052186 3.6823e-05 deg
tp 2458636.938986253656
(2019-Jun-02.43898625)
0.00015269 TDB
period 1487.381587822719
4.07
9.3226e-06
2.552e-08
d
yr
n .2420360739620157 1.517e-09 deg/d
Q 2.772665991180034 1.1586e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1251  
   data-arc span      18003 days (49.29 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50457  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:38:56  

Additional Information
 Earth MOID = 1.34955 au 
 Jupiter MOID = 2.31002 au 
 T_jup = 3.430 
[ 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 15.09   n/a E2021B10  

30653 (2190 T-1)          Discovered 1971-Mar-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
 2190 T-1 = 3095 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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