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129826 (1999 NM56)
Classification: Main-belt Asteroid          SPK-ID: 2129826
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2165445678093113 5.2361e-08  
a 2.715297255384967 1.6559e-08 au
q 2.127314384743821 1.4469e-07 au
i 12.37031257982206 4.8217e-06 deg
node 264.8123193025909 2.8886e-05 deg
peri 118.0706851523815 3.1731e-05 deg
M 197.395425480478 1.333e-05 deg
tp 2459738.667221600801
(2022-Jun-08.16722160)
6.3802e-05 TDB
period 1634.27259387702
4.47
1.4949e-05
4.093e-08
d
yr
n .2202814887484371 2.015e-09 deg/d
Q 3.303280126026115 2.0144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      7507 days (20.55 yr)  
   first obs. used      1999-07-12  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52671  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:06:08  

Additional Information
 Earth MOID = 1.16387 au 
 Jupiter MOID = 2.2725 au 
 T_jup = 3.294 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO338152  

129826 (1999 NM56)          Discovered 1999-Jul-12 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

Alternate Designations
 1999 NM56 = 2001 BX46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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