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19476 Denduluri (1998 HQ94)
Classification: Main-belt Asteroid          SPK-ID: 2019476
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02957785427123693 3.9325e-08  
a 2.744827407809442 1.1577e-08 au
q 2.663641302741557 1.0988e-07 au
i 1.963044497824804 3.1723e-06 deg
node 240.1381192059579 0.00012821 deg
peri 264.5702068018846 0.00014194 deg
M 62.12339641186826 5.9734e-05 deg
tp 2458913.868656053808
(2020-Mar-05.36865605)
0.00027587 TDB
period 1661.005189357546
4.55
1.0509e-05
2.877e-08
d
yr
n .216736228343298 1.3712e-09 deg/d
Q 2.826013512877326 1.192e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1661  
   data-arc span      9285 days (25.42 yr)  
   first obs. used      1995-10-18  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52304  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:54:09  

Additional Information
 Earth MOID = 1.67585 au 
 Jupiter MOID = 2.15771 au 
 T_jup = 3.347 
[ 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 14.47   n/a E2021B10  
diameter diameter 4.205 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19476 Denduluri           Discovered 1998 Apr. 21 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Aditya Krishna Denduluri (b. 1987) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for his microbiology project. He attends the Saint Pius X High School, Albuquerque, New Mexico, 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: 20040830/MPCPages.arcLast Updated: 2004-09-06

Alternate Designations
 1998 HQ94 = 1999 NK64 = 1999 OB4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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