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JPL Small-Body Database Browser
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185946 (2001 AT35)
Classification: Main-belt Asteroid          SPK-ID: 2185946
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 .2107599574684388 4.8103e-08  
a 3.067276530768399 2.7381e-08 au
q 2.420817459599711 1.5037e-07 au
i 7.637023948907451 5.688e-06 deg
node 62.62938822344488 3.7118e-05 deg
peri 345.6142543609217 3.9583e-05 deg
M 269.886317417242 1.7792e-05 deg
tp 2459491.652163537344
(2021-Oct-04.15216354)
0.00010198 TDB
period 1962.130209372612
5.37
2.6273e-05
7.193e-08
d
yr
n .1834740621597735 2.4567e-09 deg/d
Q 3.713735601937087 3.3151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      6797 days (18.61 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54719  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:12:12  

Additional Information
 Earth MOID = 1.43204 au 
 Jupiter MOID = 1.68021 au 
 T_jup = 3.184 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456956.5 (2014-Oct-26.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2174183587531494 4.9102e-08  
q 2.392367525718531 1.5512e-07 au
tp 2457528.727571723828
(2016-May-20.22757172)
7.9344e-05 TDB
node 62.77116677541292 3.691e-05 deg
peri 344.813460733767 3.916e-05 deg
i 7.674672577013145 5.7124e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      6797 days (18.61 yr)  
   first obs. used      2000-11-20  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54719  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:12:12  

Additional Information
 Jupiter MOID = 1.68021 au 
 T_jup = 3.184 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.411038165572009E-15 -7.553692925542517E-15 -3.300046774812298E-13 8.584959518572245E-15 -8.239977867866591E-14 -2.193883415237227E-15
q -7.553692925542517E-15 2.406105773731747E-14 2.063823850915749E-12 -2.278028588135309E-14 4.022705176891558E-13 7.322640887577538E-15
tp -3.300046774812298E-13 2.063823850915749E-12 6.295445889177051E-9 1.371214357341263E-11 1.059608970157352E-9 1.689075421698848E-12
node 8.584959518572245E-15 -2.278028588135309E-14 1.371214357341263E-11 1.362333789870225E-9 -1.347620355850431E-9 -1.119575599782748E-11
peri -8.239977867866591E-14 4.022705176891558E-13 1.059608970157352E-9 -1.347620355850431E-9 1.533493511060967E-9 1.133899720787055E-11
i -2.193883415237227E-15 7.322640887577538E-15 1.689075421698848E-12 -1.119575599782748E-11 1.133899720787055E-11 3.263196856344494E-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 15.1   n/a MPO440035  

185946 (2001 AT35)          Discovered 2001-Jan-05 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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