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344995 (2005 AP41)
Classification: Main-belt Asteroid          SPK-ID: 2344995
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2485872055609324 5.0145e-08  
a 2.619603974740243 1.9678e-08 au
q 1.968403942983255 1.2823e-07 au
i 6.048492552153015 5.431e-06 deg
node 118.4166783668603 8.1764e-05 deg
peri 5.877255824522896 8.3569e-05 deg
M 264.7679329400767 1.9448e-05 deg
tp 2459610.168524976303
(2022-Jan-30.66852498)
8.6436e-05 TDB
period 1548.645047247257
4.24
1.7449e-05
4.777e-08
d
yr
n .2324612735758307 2.6193e-09 deg/d
Q 3.270804006497231 2.4569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      7150 days (19.58 yr)  
   first obs. used      2001-03-19  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5488  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:01:04  

Additional Information
 Earth MOID = .984028 au 
 Jupiter MOID = 1.8116 au 
 T_jup = 3.353 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457216.5 (2015-Jul-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2458678508812628 4.9814e-08  
q 1.977929242021371 1.2708e-07 au
tp 2456506.121195397982
(2013-Aug-01.62119540)
7.2522e-05 TDB
node 118.5126028810773 8.1997e-05 deg
peri 5.468684341030608 8.3875e-05 deg
i 6.03646371639673 5.4158e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      7150 days (19.58 yr)  
   first obs. used      2001-03-19  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5488  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:01:04  

Additional Information
 Jupiter MOID = 1.8116 au 
 T_jup = 3.353 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.481450670876479E-15 -6.289704407448641E-15 1.290455115745278E-12 1.883953687250105E-15 2.906784649154556E-13 -2.967955498359175E-15
q -6.289704407448641E-15 1.615041953477508E-14 -3.096788052413759E-12 -2.850649225892677E-15 -6.748255326079899E-13 7.472591645899371E-15
tp 1.290455115745278E-12 -3.096788052413759E-12 5.259481345492367E-9 -1.019718741930418E-11 1.384022248914924E-9 -7.8796766154252E-12
node 1.883953687250105E-15 -2.850649225892677E-15 -1.019718741930418E-11 6.723438914569252E-9 -6.68799020030899E-9 8.808089702809765E-11
peri 2.906784649154556E-13 -6.748255326079899E-13 1.384022248914924E-9 -6.68799020030899E-9 7.035002293123509E-9 -8.965911832477236E-11
i -2.967955498359175E-15 7.472591645899371E-15 -7.8796766154252E-12 8.808089702809765E-11 -8.965911832477236E-11 2.933104191703396E-11

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 17.1   n/a MPO437461  

344995 (2005 AP41)          Discovered 2005-Jan-15 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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