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74046 (1998 HX102)
Classification: Main-belt Asteroid          SPK-ID: 2074046
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .138204627872405 3.8058e-08  
a 2.435408369763071 1.2351e-08 au
q 2.098823662302625 9.3539e-08 au
i 3.648028478936451 4.1392e-06 deg
node 69.27092687182872 7.0772e-05 deg
peri 176.6083850680505 7.2628e-05 deg
M 277.7301961684467 1.7734e-05 deg
tp 2459317.744483679287
(2021-Apr-13.24448368)
6.9176e-05 TDB
period 1388.213035713361
3.80
1.056e-05
2.891e-08
d
yr
n .2593261918297769 1.9727e-09 deg/d
Q 2.771993077223516 1.4058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      7953 days (21.77 yr)  
   first obs. used      1998-04-25  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54496  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:09:52  

Additional Information
 Earth MOID = 1.08535 au 
 Jupiter MOID = 2.24522 au 
 T_jup = 3.489 
[ 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 15.6   n/a MPO309715  
diameter diameter 2.045 km 0.570 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.202   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74046 (1998 HX102)          Discovered 1998-Apr-25 by Elst, E. W. at La Silla
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HX102 = 1999 TQ153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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