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14214 Hirsch (1999 RP86)
Classification: Main-belt Asteroid          SPK-ID: 2014214
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1964124734452806 5.2808e-08  
a 2.514892766556361 7.3591e-09 au
q 2.020936457827382 1.3179e-07 au
i 3.187238750308434 2.7432e-06 deg
node 101.0409940117322 9.2096e-05 deg
peri 270.6584530437915 9.2339e-05 deg
M 58.85066811311653 6.9152e-06 deg
tp 2458762.363190183199
(2019-Oct-05.86319018)
2.7827e-05 TDB
period 1456.725204364184
3.99
6.394e-06
1.751e-08
d
yr
n .2471296569328797 1.0847e-09 deg/d
Q 3.008849075285341 8.8045e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1546  
   data-arc span      10653 days (29.17 yr)  
   first obs. used      1991-09-15  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:23:51  

Additional Information
 Earth MOID = 1.02406 au 
 Jupiter MOID = 2.45772 au 
 T_jup = 3.430 
[ 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 14.8   n/a MPO347638  
diameter diameter 2.870 km 0.508 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.310   0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14214 Hirsch           Discovered 1999 Sept. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Theresa Hirsch mentored a finalist in the 2002 Discovery Channel Youth Science Challenge (DCYSC), a middle school science competition. She teaches at the St. John the Baptist School, New Brighton, Minnesota.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021021/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1999 RP86 = 1991 RN23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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