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JPL Small-Body Database Browser
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442810 (2013 AH41)
Classification: Main-belt Asteroid          SPK-ID: 2442810
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1868139811108984 7.1421e-08  
a 2.470252189162141 2.8168e-08 au
q 2.00877454335685 1.7444e-07 au
i 2.372767587108967 9.7051e-06 deg
node 115.6004478972181 0.00017076 deg
peri 259.754571149304 0.00017309 deg
M 306.5699082580957 2.482e-05 deg
tp 2458810.971736997369
(2019-Nov-23.47173700)		 9.6912e-05 TDB
period 1418.111458334406
3.88		 2.4256e-05
6.641e-08		 d
yr
n .2538587484673636 4.3421e-09 deg/d
Q 2.931729834967433 3.343e-08 au
   Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      3930 days (10.76 yr)  
   first obs. used      2008-12-29  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:02:02  

Additional Information
 Earth MOID = 1.0107 au 
 Jupiter MOID = 2.5287 au 
 T_jup = 3.459 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457394.5 (2016-Jan-07.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1885023340164296 7.2317e-08  
q 2.004250200608955 1.7715e-07 au
tp 2457390.660484121268
(2016-Jan-03.16048412)		 0.0001023 TDB
node 115.6860515178966 0.00017118 deg
peri 259.2522103307048 0.0001734 deg
i 2.371937079026869 9.703e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      3930 days (10.76 yr)  
   first obs. used      2008-12-29  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:02:02  

Additional Information
 Jupiter MOID = 2.5287 au 
 T_jup = 3.459 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.229706200062205E-15 -1.270868011686315E-14 -4.841196534973874E-12 5.911280731508244E-15 -1.319792855761464E-12 -8.035079819611284E-15
q -1.270868011686315E-14 3.138265775336669E-14 1.100729801398817E-11 -1.088849490678236E-14 3.002987571295776E-12 1.976782385081654E-14
tp -4.841196534973874E-12 1.100729801398817E-11 1.046499786634981E-8 1.346436827455773E-11 2.882419920919403E-9 1.224071379429908E-11
node 5.911280731508244E-15 -1.088849490678236E-14 1.346436827455773E-11 2.930137272030074E-8 -2.927153342029798E-8 9.615667518468888E-10
peri -1.319792855761464E-12 3.002987571295776E-12 2.882419920919403E-9 -2.927153342029798E-8 3.006628550355728E-8 -9.573978528750482E-10
i -8.035079819611284E-15 1.976782385081654E-14 1.224071379429908E-11 9.615667518468888E-10 -9.573978528750482E-10 9.414864191061937E-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 17.6   n/a MPO446756  

442810 (2013 AH41)          Discovered 2008-Dec-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2013 AH41 = 2008 YR93 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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