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35901 (1999 JK88)
Classification: Main-belt Asteroid          SPK-ID: 2035901
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1863295742508106 4.2274e-08  
a 2.457928535802573 8.9982e-09 au
q 1.999943758187561 1.0438e-07 au
i 9.328354667840911 4.4949e-06 deg
node 128.4988631285924 1.9731e-05 deg
peri 206.5693377695301 2.229e-05 deg
M 69.96864551281654 8.5022e-06 deg
tp 2458726.939574692339
(2019-Aug-31.43957469)
3.342e-05 TDB
period 1407.512642112226
3.85
7.7291e-06
2.116e-08
d
yr
n .2557703492167255 1.4045e-09 deg/d
Q 2.915913313417585 1.0675e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1574  
   data-arc span      8331 days (22.81 yr)  
   first obs. used      1998-01-25  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53989  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:06:01  

Additional Information
 Earth MOID = .993993 au 
 Jupiter MOID = 2.4548 au 
 T_jup = 3.450 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457095.5 (2015-Mar-14.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1875451885383958 4.2239e-08  
q 1.996437191328112 1.0446e-07 au
tp 2457320.350984591291
(2015-Oct-24.85098459)
3.4981e-05 TDB
node 128.5748287727932 1.974e-05 deg
peri 206.6903760356901 2.2257e-05 deg
i 9.327791762220436 4.4953e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1574  
   data-arc span      8331 days (22.81 yr)  
   first obs. used      1998-01-25  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53989  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:06:01  

Additional Information
 Jupiter MOID = 2.4548 au 
 T_jup = 3.450 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.784147944269596E-15 -4.401379693750336E-15 -2.115509719794103E-13 1.024079257380335E-15 -2.968245249251242E-14 -5.525740466549084E-15
q -4.401379693750336E-15 1.091200127070448E-14 4.279140169814443E-13 -3.100534913148088E-15 4.379203940887635E-14 1.395830211208324E-14
tp -2.115509719794103E-13 4.279140169814443E-13 1.223661366486634E-9 2.613077869904771E-13 3.665775501409107E-10 1.343041015850354E-12
node 1.024079257380335E-15 -3.100534913148088E-15 2.613077869904771E-13 3.896755916533744E-10 -3.835398962111462E-10 1.665877840712721E-11
peri -2.968245249251242E-14 4.379203940887635E-14 3.665775501409107E-10 -3.835398962111462E-10 4.953908475876254E-10 -1.621906350477986E-11
i -5.525740466549084E-15 1.395830211208324E-14 1.343041015850354E-12 1.665877840712721E-11 -1.621906350477986E-11 2.020777130740334E-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 14.5   n/a MPO502417  
diameter diameter 3.322 km 1.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.367   0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35901 (1999 JK88)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JK88 = 2000 SY213 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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