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442814 (2013 AD46)
Classification: Main-belt Asteroid          SPK-ID: 2442814
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09005148082824899 6.2378e-08  
a 2.786284676824429 5.3181e-08 au
q 2.53537561566733 1.7058e-07 au
i 3.746836471057653 9.2366e-06 deg
node 350.8820789872738 0.00011715 deg
peri 74.52372858651546 0.00012888 deg
M 269.0352642009935 5.6773e-05 deg
tp 2459429.746950421204
(2021-Aug-03.24695042)
0.00027108 TDB
period 1698.778112136519
4.65
4.8636e-05
1.332e-07
d
yr
n .2119170228460474 6.0672e-09 deg/d
Q 3.037193737981528 5.797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5118 days (14.01 yr)  
   first obs. used      2004-03-14  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63911  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-05 16:46:48  

Additional Information
 Earth MOID = 1.552 au 
 Jupiter MOID = 2.20721 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457251.5 (2015-Aug-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09163947182544818 6.2234e-08  
q 2.531096533668717 1.7033e-07 au
tp 2457720.991861609053
(2016-Nov-28.49186161)
0.00025576 TDB
node 351.1899381405446 0.0001171 deg
peri 72.38126111759018 0.00012844 deg
i 3.749086850295264 9.2272e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5118 days (14.01 yr)  
   first obs. used      2004-03-14  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63911  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-05 16:46:48  

Additional Information
 Jupiter MOID = 2.20721 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.873048710222313E-15 -1.019776038353816E-14 1.97893692013817E-12 2.861362831639571E-14 4.131430370242284E-13 -8.54681225976112E-16
q -1.019776038353816E-14 2.90128140762294E-14 -3.934130714068621E-12 -7.780524500288501E-14 -9.541519940301096E-13 4.99413616436785E-15
tp 1.97893692013817E-12 -3.934130714068621E-12 6.541489332200846E-8 9.631867205464617E-11 1.354593894067429E-8 1.193563459638392E-11
node 2.861362831639571E-14 -7.780524500288501E-14 9.631867205464617E-11 1.371317914698767E-8 -1.366210890895844E-8 -3.674864891974029E-10
peri 4.131430370242284E-13 -9.541519940301096E-13 1.354593894067429E-8 -1.366210890895844E-8 1.649625409199833E-8 3.689712575375911E-10
i -8.54681225976112E-16 4.99413616436785E-15 1.193563459638392E-11 -3.674864891974029E-10 3.689712575375911E-10 8.514032121317248E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO440834  

442814 (2013 AD46)          Discovered 2006-Aug-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2013 AD46 = 2011 SQ186 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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