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100319 (1995 MY4)
Classification: Main-belt Asteroid          SPK-ID: 2100319
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .115481175650093 4.5702e-08  
a 2.282115168802847 1.1099e-08 au
q 2.018573826140584 1.0769e-07 au
i 7.664104864789667 4.5433e-06 deg
node 128.4373784249937 3.5774e-05 deg
peri 156.1930301258292 4.301e-05 deg
M 54.77782875688258 2.2143e-05 deg
tp 2458808.894894710538
(2019-Nov-21.39489471)
7.7598e-05 TDB
period 1259.22913466225
3.45
9.1867e-06
2.515e-08
d
yr
n .2858891921179691 2.0857e-09 deg/d
Q 2.54565651146511 1.2381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      8841 days (24.21 yr)  
   first obs. used      1995-06-04  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56742  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:04:10  

Additional Information
 Earth MOID = 1.00478 au 
 Jupiter MOID = 2.5963 au 
 T_jup = 3.584 
[ 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 16.1   n/a MPO432531  

100319 (1995 MY4)          Discovered 1995-Jun-22 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1995 MY4 = 2002 NT17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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