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JPL Small-Body Database Browser
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21363 Jotwani (1997 HX11)
Classification: Main-belt Asteroid          SPK-ID: 2021363
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03619077418327876 5.178e-08  
a 2.971211592182613 1.9947e-08 au
q 2.863681144399192 1.5333e-07 au
i 9.872891862724487 6.9583e-06 deg
node 39.23132399113967 3.7551e-05 deg
peri 80.74602832896691 0.00011649 deg
M 201.3649158034862 0.00011048 deg
tp 2459424.819437656933
(2021-Jul-29.31943766)
0.00057595 TDB
period 1870.676963167127
5.12
1.8838e-05
5.158e-08
d
yr
n .1924437019796867 1.938e-09 deg/d
Q 3.078742039966035 2.0669e-08 au
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      9133 days (25.00 yr)  
   first obs. used      1994-10-27  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58932  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:27:36  

Additional Information
 Earth MOID = 1.90149 au 
 Jupiter MOID = 1.96525 au 
 T_jup = 3.239 
[ 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 14.6   n/a MPO319352  

21363 Jotwani           Discovered 1997 Apr. 30 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Pooja Sunil Jotwani (b. 1987) is a finalist in the 2005 Intel Science Talent Search, a science competition for high school seniors, for her materials science project. She attends the Charles W. Flanagan High School, Pembroke Pines, Florida.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050224/MPCPages.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1997 HX11 = 1999 VR90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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