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21636 Huertas (1999 NS34)
Classification: Main-belt Asteroid          SPK-ID: 2021636
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1444445660017633 2.8288e-08  
a 2.221045270406849 5.7919e-09 au
q 1.900227350252663 6.202e-08 au
i 3.888037497913087 2.7834e-06 deg
node 70.47124811619979 5.2396e-05 deg
peri 220.7100071327737 5.3708e-05 deg
M 234.181570217256 1.2334e-05 deg
tp 2459819.048245656851
(2022-Aug-27.54824566)
4.1655e-05 TDB
period 1209.022944405951
3.31
4.7292e-06
1.295e-08
d
yr
n .2977610984685529 1.1647e-09 deg/d
Q 2.541863190561035 6.6285e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2225  
   data-arc span      10599 days (29.02 yr)  
   first obs. used      1992-05-02  
   last obs. used      2021-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47831  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:35:43  

Additional Information
 Earth MOID = .88567 au 
 Jupiter MOID = 2.61227 au 
 T_jup = 3.633 
[ 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 14.76   n/a MPCxxxxx  

21636 Huertas           Discovered 1999 July 14 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Johiry Huertas (b. 1987) was awarded second place in the 2005 Intel International Science and Engineering Fair for her zoology project. She attends the Jose Santos Alegria, Dorado, Puerto Rico.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050822/MPCPages.arcLast Updated: 2005-08-26

Alternate Designations
 1999 NS34 = 1998 BR41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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