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JPL Small-Body Database Browser
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91273 (1999 DN)
Classification: Outer Main-belt Asteroid          SPK-ID: 2091273
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1881642497155794 4.1698e-08  
a 3.923887925045076 5.7154e-08 au
q 3.185552497660948 1.802e-07 au
i 7.689682494418128 6.005e-06 deg
node 311.511335512896 4.1587e-05 deg
peri 121.3328887256316 4.6137e-05 deg
M 324.9595078516894 2.2486e-05 deg
tp 2459276.838257707962
(2021-Mar-03.33825771)
0.00018165 TDB
period 2839.051813365084
7.77
6.2028e-05
1.698e-07
d
yr
n .1268028988781637 2.7704e-09 deg/d
Q 4.662223352429204 6.7908e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      10469 days (28.66 yr)  
   first obs. used      1991-02-22  
   last obs. used      2019-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54698  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:54:16  

Additional Information
 Earth MOID = 2.2098 au 
 Jupiter MOID = .737485 au 
 T_jup = 3.016 
[ 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 13.3   n/a MPO453352  

91273 (1999 DN)          Discovered 1999-Feb-16 by ODAS at Caussols
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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