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JPL Small-Body Database Browser
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20574 Ochinero (1999 RZ139)
Classification: Main-belt Asteroid          SPK-ID: 2020574
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07131020454169612 3.0366e-08  
a 2.331702541102366 8.5173e-09 au
q 2.165428355965964 7.042e-08 au
i 6.205237845890767 4.6811e-06 deg
node 201.5910646046829 3.3299e-05 deg
peri 253.8275373694814 4.8336e-05 deg
M 73.38976418216687 3.4859e-05 deg
tp 2458335.380826412835
(2018-Aug-04.88082641)
0.00012576 TDB
period 1300.493380173187
3.56
7.1257e-06
1.951e-08
d
yr
n .276818018060237 1.5168e-09 deg/d
Q 2.497976726238768 9.1247e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1308  
   data-arc span      10221 days (27.98 yr)  
   first obs. used      1991-05-14  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53695  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:53:32  

Additional Information
 Earth MOID = 1.19169 au 
 Jupiter MOID = 2.61732 au 
 T_jup = 3.559 
[ 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 15.1   n/a MPO381429  
diameter diameter 2.145 km 0.370 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.461   0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20574 Ochinero           Discovered 1999 Sept. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Marcia Collin Ochinero mentored a finalist in the 2004 Discovery Channel Youth Science Challenge (DCYSC), a middle school science competition. She teaches at the St. Andrew School, Orlando, Florida.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041028/MPCPages.arcLast Updated: 2004-10-29

Alternate Designations
 1999 RZ139 = 1998 HO76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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