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101852 (1999 JY97)
Classification: Main-belt Asteroid          SPK-ID: 2101852
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08482349823526085 3.7625e-08  
a 2.54211365921972 1.1956e-08 au
q 2.326482685733064 9.4444e-08 au
i 14.62832164241424 5.5841e-06 deg
node 142.7172537333254 1.8686e-05 deg
peri 112.8445483807339 5.1921e-05 deg
M 53.61390793071241 4.6908e-05 deg
tp 2458780.021707626210
(2019-Oct-23.52170763)
0.00019262 TDB
period 1480.440212587014
4.05
1.0444e-05
2.859e-08
d
yr
n .2431709142586132 1.7155e-09 deg/d
Q 2.757744632706376 1.297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      676  
   data-arc span      9260 days (25.35 yr)  
   first obs. used      1995-07-03  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56765  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:28:52  

Additional Information
 Earth MOID = 1.35178 au 
 Jupiter MOID = 2.40704 au 
 T_jup = 3.395 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458099.5 (2017-Dec-12.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08413503881828699 3.7505e-08  
q 2.328016057531502 9.382e-08 au
tp 2458781.442315769822
(2019-Oct-24.94231577)
0.00019445 TDB
node 142.7566728248154 1.8703e-05 deg
peri 113.1716729975143 5.2364e-05 deg
i 14.62073315308851 5.5823e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      676  
   data-arc span      9260 days (25.35 yr)  
   first obs. used      1995-07-03  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56765  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:28:52  

Additional Information
 Jupiter MOID = 2.40704 au 
 T_jup = 3.395 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.406614311294143E-15 -3.495859238470443E-15 -3.551544209698681E-12 -1.184891065909746E-14 -9.373558739163534E-13 -9.836082596264099E-15
q -3.495859238470443E-15 8.802284484770915E-15 9.330771363259501E-12 2.969130096295995E-14 2.4425466141154E-12 2.517472044730014E-14
tp -3.551544209698681E-12 9.330771363259501E-12 3.78108554088517E-8 1.33311881540543E-10 9.531357764399708E-9 6.845902499792978E-11
node -1.184891065909746E-14 2.969130096295995E-14 1.33311881540543E-10 3.498063830648475E-10 -3.040786974313617E-10 5.69534575269885E-11
peri -9.373558739163534E-13 2.4425466141154E-12 9.531357764399708E-9 -3.040786974313617E-10 2.741956645129654E-9 -3.75796202808871E-11
i -9.836082596264099E-15 2.517472044730014E-14 6.845902499792978E-11 5.69534575269885E-11 -3.75796202808871E-11 3.116152620566332E-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 15.6   n/a MPO436476  

101852 (1999 JY97)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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