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21703 Shravanimikk (1999 RM73)
Classification: Main-belt Asteroid          SPK-ID: 2021703
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1709995677521733 1.0245e-08  
a 2.240839876162718 6.403e-09 au
q 1.85765722593706 2.2573e-08 au
i 4.201268805332032 3.7801e-07 deg
node 270.1323245669775 5.5543e-06 deg
peri 315.4743853847403 7.425e-06 deg
M 286.8169821780954 5.1377e-06 deg
tp 2459645.570605659651
(2022-Mar-07.07060566)
1.8155e-05 TDB
period 1225.221652592691
3.35
5.2514e-06
1.438e-08
d
yr
n .2938243861738846 1.2594e-09 deg/d
Q 2.624022526388377 7.4979e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2001  
   data-arc span      8912 days (24.40 yr)  
   first obs. used      1996-10-09  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48325  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:51:55  

Additional Information
 Earth MOID = .85132 au 
 Jupiter MOID = 2.3713 au 
 T_jup = 3.612 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.44   n/a MPCxxxxx  
diameter diameter 2.579 km 0.398 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.464   0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

21703 Shravanimikk           Discovered 1999 Sept. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Shravani Mikkilineni (b. 1990) was awarded second place in the 2005 Intel International Science and Engineering Fair for her biochemistry team project. She attends the Detroit Country Day School, Beverly Hills, Michigan, 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: 20050822/MPCPages.arcLast Updated: 2005-08-26

[ show close-approach data ]
Alternate Designations
 1999 RM73 = 1996 TV8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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