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JPL Small-Body Database Browser
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91407 (1999 NM11)
Classification: Main-belt Asteroid          SPK-ID: 2091407
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726997493686318 4.5681e-08  
a 2.667880135054357 1.8247e-08 au
q 2.207137904384918 1.2283e-07 au
i 7.911434740154089 5.7716e-06 deg
node 312.6016092672292 3.056e-05 deg
peri 318.8021663583345 3.3792e-05 deg
M 314.9374321127357 1.7261e-05 deg
tp 2459199.733026557140
(2020-Dec-16.23302656)
7.7214e-05 TDB
period 1591.651184637465
4.36
1.6329e-05
4.471e-08
d
yr
n .2261802105101303 2.3205e-09 deg/d
Q 3.128622365723796 2.1398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      849  
   data-arc span      7203 days (19.72 yr)  
   first obs. used      1999-07-13  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55821  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:49:41  

Additional Information
 Earth MOID = 1.19805 au 
 Jupiter MOID = 2.03708 au 
 T_jup = 3.348 
[ 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 14.9   n/a MPO432452  

91407 (1999 NM11)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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