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173262 (1999 RD176)
Classification: Main-belt Asteroid          SPK-ID: 2173262
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893380625329547 5.6796e-08  
a 2.30751572067571 1.7118e-08 au
q 1.870615164858636 1.3548e-07 au
i 2.763893277639736 6.1783e-06 deg
node 72.08392934865401 0.00013262 deg
peri 235.8567461320714 0.00013384 deg
M 6.65360598620355 2.2904e-05 deg
tp 2458976.836988868644
(2020-May-07.33698887)
8.1312e-05 TDB
period 1280.310860750059
3.51
1.4246e-05
3.9e-08
d
yr
n .2811817122203408 3.1288e-09 deg/d
Q 2.744416276492784 2.0359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      7161 days (19.61 yr)  
   first obs. used      1999-09-15  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61268  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:01:23  

Additional Information
 Earth MOID = .857542 au 
 Jupiter MOID = 2.50727 au 
 T_jup = 3.561 
[ 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 17.0   n/a MPO338378  

173262 (1999 RD176)          Discovered 1999-Sep-15 by Santangelo, M. M. M. at Monte Agliale
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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