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30658 (4042 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2030658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09395459420043342 6.5365e-08  
a 2.564976665396269 1.2819e-08 au
q 2.323985323665382 1.7462e-07 au
i 12.90248016526929 4.5607e-06 deg
node 17.05412836749966 1.688e-05 deg
peri 195.8965901106134 3.0628e-05 deg
M 10.35719131960822 3.0176e-05 deg
tp 2459157.331888220679
(2020-Nov-03.83188822)
0.00012558 TDB
period 1500.457002385812
4.11
1.1248e-05
3.08e-08
d
yr
n .2399269018889441 1.7986e-09 deg/d
Q 2.805968007127156 1.4023e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1441  
   data-arc span      21783 days (59.64 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50678  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:38:57  

Additional Information
 Earth MOID = 1.32066 au 
 Jupiter MOID = 2.16037 au 
 T_jup = 3.391 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.46   n/a E2021B10  

30658 (4042 T-1)          Discovered 1971-Mar-26 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4042 T-1 = 2000 GO95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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