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91362 (1999 JN71)
Classification: Main-belt Asteroid          SPK-ID: 2091362
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1629473783458718 4.481e-08  
a 2.718402079032399 1.6198e-08 au
q 2.275445586964102 1.2246e-07 au
i 12.98299402957877 5.5061e-06 deg
node 203.5044659416627 1.8958e-05 deg
peri 63.4439643050512 2.3785e-05 deg
M 220.8035771412056 1.4975e-05 deg
tp 2459633.486636413336
(2022-Feb-22.98663641)
7.035e-05 TDB
period 1637.076473868622
4.48
1.4632e-05
4.006e-08
d
yr
n .2199042046882964 1.9655e-09 deg/d
Q 3.161358571100696 1.8838e-08 au
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      7599 days (20.80 yr)  
   first obs. used      1999-04-12  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59105  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:28:31  

Additional Information
 Earth MOID = 1.29457 au 
 Jupiter MOID = 1.98083 au 
 T_jup = 3.304 
[ show covariance matrix ]

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 15.2   n/a MPO453353  

91362 (1999 JN71)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 JN71 = 2000 SW97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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