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249844 (2001 PA35)
Classification: Main-belt Asteroid          SPK-ID: 2249844
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1559701806486746 4.0796e-08  
a 2.69096498315454 1.826e-08 au
q 2.271254688612669 1.128e-07 au
i 12.98102114714625 5.9859e-06 deg
node 232.0567339633442 2.1085e-05 deg
peri 90.97346925322756 3.3407e-05 deg
M 106.5412623691751 2.3311e-05 deg
tp 2458523.327030614439
(2019-Feb-08.82703061)
0.00010271 TDB
period 1612.354360731722
4.41
1.6412e-05
4.493e-08
d
yr
n .2232759800002178 2.2727e-09 deg/d
Q 3.110675277696411 2.1108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      8411 days (23.03 yr)  
   first obs. used      1997-11-06  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57612  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:12:31  

Additional Information
 Earth MOID = 1.3047 au 
 Jupiter MOID = 2.29375 au 
 T_jup = 3.318 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457457.5 (2016-Mar-10.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1579283716732856 4.0777e-08  
q 2.264438001485474 1.1286e-07 au
tp 2456911.084658101587
(2014-Sep-10.58465810)
9.6286e-05 TDB
node 232.1067129919964 2.1115e-05 deg
peri 90.81383624110899 3.3098e-05 deg
i 12.9738229620972 5.9834e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      8411 days (23.03 yr)  
   first obs. used      1997-11-06  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57612  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:12:31  

Additional Information
 Jupiter MOID = 2.29375 au 
 T_jup = 3.318 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.662782910262511E-15 -4.5601517890054E-15 -5.421509758682342E-13 3.627062085902739E-15 -1.702395277833486E-13 -7.458262127573088E-15
q -4.5601517890054E-15 1.273791279589955E-14 1.717699710772657E-12 -1.248425373757166E-14 5.489088467547875E-13 2.231042583920714E-14
tp -5.421509758682342E-13 1.717699710772657E-12 9.271036554434494E-9 -5.903227920400636E-11 2.467998449249791E-9 6.82862497236804E-12
node 3.627062085902739E-15 -1.248425373757166E-14 -5.903227920400636E-11 4.458449912400207E-10 -4.49223748325633E-10 1.25270271865595E-11
peri -1.702395277833486E-13 5.489088467547875E-13 2.467998449249791E-9 -4.49223748325633E-10 1.095461922066793E-9 -1.025446013715599E-11
i -7.458262127573088E-15 2.231042583920714E-14 6.82862497236804E-12 1.25270271865595E-11 -1.025446013715599E-11 3.580117437183979E-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 16.1   n/a MPO503177  

249844 (2001 PA35)          Discovered 2001-Aug-10 by NEAT at Palomar
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

Alternate Designations
 2001 PA35 = 1997 XA6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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