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442819 (2013 AN58)
Classification: Main-belt Asteroid          SPK-ID: 2442819
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09753357762229277 7.5684e-08  
a 2.690596610754918 6.5454e-08 au
q 2.428173097369575 2.328e-07 au
i 13.33382446400559 7.8873e-06 deg
node 121.6856326204424 2.9546e-05 deg
peri 355.014635032737 4.5855e-05 deg
M 158.2915545321906 3.8902e-05 deg
tp 2457891.695352492698
(2017-May-18.19535249)
0.00016571 TDB
period 1612.023293704761
4.41
5.8824e-05
1.611e-07
d
yr
n .2233218349920031 8.1492e-09 deg/d
Q 2.953020124140261 7.1838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      3803 days (10.41 yr)  
   first obs. used      2009-02-04  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59181  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:00  

Additional Information
 Earth MOID = 1.44487 au 
 Jupiter MOID = 2.13192 au 
 T_jup = 3.327 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457354.5 (2015-Nov-28.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09671728349951619 7.5428e-08  
q 2.430097465534942 2.3143e-07 au
tp 2457888.266387496087
(2017-May-14.76638750)
0.00016664 TDB
node 121.794108420246 2.9589e-05 deg
peri 354.1976696355014 4.609e-05 deg
i 13.32337423345471 7.8801e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      3803 days (10.41 yr)  
   first obs. used      2009-02-04  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59181  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:44:00  

Additional Information
 Jupiter MOID = 2.13192 au 
 T_jup = 3.327 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.689326699821751E-15 -1.69734172825755E-14 -3.859965629505265E-12 -1.871909239070713E-14 -6.62205244151138E-13 -5.753459864791881E-15
q -1.69734172825755E-14 5.356049704679115E-14 1.288208045488733E-11 5.943656982441751E-14 2.055517131117958E-12 2.484912480238458E-14
tp -3.859965629505265E-12 1.288208045488733E-11 2.77702059241508E-8 1.185203329321723E-11 5.88896599406937E-9 -2.564231731404159E-12
node -1.871909239070713E-14 5.943656982441751E-14 1.185203329321723E-11 8.755217478301925E-10 -8.499815923658271E-10 -5.275525912121952E-11
peri -6.62205244151138E-13 2.055517131117958E-12 5.88896599406937E-9 -8.499815923658271E-10 2.124267030131065E-9 5.01803807132397E-11
i -5.753459864791881E-15 2.484912480238458E-14 -2.564231731404159E-12 -5.275525912121952E-11 5.01803807132397E-11 6.209576963887499E-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 16.5   n/a MPO437722  

442819 (2013 AN58)          Discovered 2009-Feb-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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