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35811 (1999 JS45)
Classification: Main-belt Asteroid          SPK-ID: 2035811
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07856546497686789 3.5782e-08  
a 2.330561848375006 6.3882e-09 au
q 2.147460173100075 8.3442e-08 au
i 2.72041248991523 3.8786e-06 deg
node 140.5367625361056 7.2597e-05 deg
peri 2.524264784199046 7.5969e-05 deg
M 48.88872574063046 2.2078e-05 deg
tp 2458824.019960246456
(2019-Dec-06.51996025)
7.9645e-05 TDB
period 1299.539174907866
3.56
5.3432e-06
1.463e-08
d
yr
n .2770212756575985 1.139e-09 deg/d
Q 2.513663523649937 6.8901e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1754  
   data-arc span      9776 days (26.77 yr)  
   first obs. used      1993-09-10  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:33:18  

Additional Information
 Earth MOID = 1.15985 au 
 Jupiter MOID = 2.48133 au 
 T_jup = 3.566 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456842.5 (2014-Jul-04.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07848149294913767 3.5967e-08  
q 2.14822938806807 8.3917e-08 au
tp 2456225.792848918691
(2012-Oct-25.29284892)
7.9314e-05 TDB
node 140.5529168722713 7.2583e-05 deg
peri 2.953119467772156 7.5917e-05 deg
i 2.720310323756014 3.8791e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1754  
   data-arc span      9776 days (26.77 yr)  
   first obs. used      1993-09-10  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:33:18  

Additional Information
 Jupiter MOID = 2.48133 au 
 T_jup = 3.566 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.293660812967801E-15 -3.010840030211986E-15 1.206783138622223E-12 -4.574361305504295E-15 3.446452309211242E-13 -7.934210621063973E-16
q -3.010840030211986E-15 7.042020758475839E-15 -2.848847615169844E-12 1.076289803882003E-14 -8.103608881221957E-13 1.924778796218847E-15
tp 1.206783138622223E-12 -2.848847615169844E-12 6.290696707196145E-9 2.935679774627712E-12 1.776554395931134E-9 -9.213943482774928E-13
node -4.574361305504295E-15 1.076289803882003E-14 2.935679774627712E-12 5.268308586116542E-9 -5.261091937094754E-9 1.147025157440796E-10
peri 3.446452309211242E-13 -8.103608881221957E-13 1.776554395931134E-9 -5.261091937094754E-9 5.763418135712688E-9 -1.148293382301537E-10
i -7.934210621063973E-16 1.924778796218847E-15 -9.213943482774928E-13 1.147025157440796E-10 -1.148293382301537E-10 1.504709175905283E-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 14.7   n/a MPO302273  

35811 (1999 JS45)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JS45 = 1997 WX39 = 2000 QY68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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