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JPL Small-Body Database Browser
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185681 (1996 AB13)
Classification: Main-belt Asteroid          SPK-ID: 2185681
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1141335974266107 5.2651e-08  
a 3.090926949754905 3.1156e-08 au
q 2.738148337596517 1.622e-07 au
i 6.583093251620599 5.9678e-06 deg
node 240.6497274015251 5.2743e-05 deg
peri 357.6018503641758 6.1562e-05 deg
M 77.14983592946872 2.891e-05 deg
tp 2458575.132754759102
(2019-Apr-01.63275476)
0.00015963 TDB
period 1984.867581918364
5.43
3.0011e-05
8.217e-08
d
yr
n .1813723007416252 2.7423e-09 deg/d
Q 3.443705561913292 3.4712e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      8618 days (23.59 yr)  
   first obs. used      1996-01-15  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60543  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:51:38  

Additional Information
 Earth MOID = 1.72606 au 
 Jupiter MOID = 1.57021 au 
 T_jup = 3.205 
[ 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 15.4   n/a MPO436917  

185681 (1996 AB13)          Discovered 1996-Jan-15 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 1996 AB13 = 2005 WC152 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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