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181696 (3113 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2181696
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2293607491193943 3.9388e-08  
a 2.336735811195134 6.8995e-09 au
q 1.800780335045302 9.0397e-08 au
i 8.358465645370858 5.4186e-06 deg
node 21.75785653318236 2.6987e-05 deg
peri 327.4957903106051 2.9534e-05 deg
M 51.08618663354542 1.1965e-05 deg
tp 2459015.354213379147
(2020-Jun-14.85421338)
4.3039e-05 TDB
period 1304.706566994765
3.57
5.7784e-06
1.582e-08
d
yr
n .2759241112959343 1.222e-09 deg/d
Q 2.872691287344965 8.4819e-09 au
  Orbit Determination Parameters
   # obs. used (total)      566  
   data-arc span      15803 days (43.27 yr)  
   first obs. used      1977-10-12  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51095  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:39  

Additional Information
 Earth MOID = .800125 au 
 Jupiter MOID = 2.57381 au 
 T_jup = 3.517 
[ 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 16.52   n/a E2021B55  

181696 (3113 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 3113 T-3 = 2002 PA42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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