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20107 Nanyotenmondai (1995 QY3)
Classification: Main-belt Asteroid          SPK-ID: 2020107
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .134027360233488 6.4048e-08  
a 2.471154227959607 1.708e-08 au
q 2.139951950056358 1.5903e-07 au
i 4.983069256734962 7.6377e-06 deg
node 243.0795642606514 5.634e-05 deg
peri 19.44097764705482 6.1967e-05 deg
M 201.1262617993926 2.8992e-05 deg
tp 2458226.678017306457
(2018-Apr-18.17801731)
0.00011843 JED
period 1418.888286909225
3.88
1.4711e-05
4.028e-08
d
yr
n .2537197630859232 2.6305e-09 deg/d
Q 2.802356505862856 1.9369e-08 au
  Orbit Determination Parameters
   # obs. used (total)      940  
   data-arc span      7517 days (20.58 yr)  
   first obs. used      1995-08-28  
   last obs. used      2016-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52305  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:33:59  

Additional Information
 Earth MOID = 1.12505 au 
 Jupiter MOID = 2.2545 au 
 T_jup = 3.466 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO350962  

20107 Nanyotenmondai           Discovered 1995 Aug. 28 by T. Okuni at Nanyo.
Nanyotenmondai (the Nanyo Citizens' Observatory) is located in the Sosyou park in the northern part of Nanyo city, Yamagata prefecture. The observatory was founded in 1986 and has been active in education and the popularization of astronomy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060613/MPCPages.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 1995 QY3 = 1998 FF116 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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