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12572 Sadegh (1999 NN8)
Classification: Main-belt Asteroid          SPK-ID: 2012572
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076890699469883 2.5731e-08  
a 2.295198639871964 6.4333e-09 au
q 2.04803083300056 5.8014e-08 au
i 4.090603357523118 2.9245e-06 deg
node 273.3642578087286 5.4343e-05 deg
peri 324.0734556334393 5.7711e-05 deg
M 61.54183438705788 1.9886e-05 deg
tp 2458783.381524908696
(2019-Oct-26.88152491)
7.0093e-05 TDB
period 1270.073468094525
3.48
5.3399e-06
1.462e-08
d
yr
n .2834481697661973 1.1917e-09 deg/d
Q 2.542366446743368 7.1261e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2039  
   data-arc span      16995 days (46.53 yr)  
   first obs. used      1974-04-22  
   last obs. used      2020-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48116  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:52:03  

Additional Information
 Earth MOID = 1.03744 au 
 Jupiter MOID = 2.46625 au 
 T_jup = 3.584 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO384867  
diameter diameter 2.981 km 0.742 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.315   0.236 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12572 Sadegh           Discovered 1999 July 13 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Cameron Sadegh (b. 1984) is a finalist in the 2002 Intel International Science and Engineering Fair for his chemistry project. He attends the Academy for the Advancement of Science and Technology, Franklin Lakes, New Jersey, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1999 NN8 = 1974 HX = 1996 TS8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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