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JPL Small-Body Database Browser
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347944 (2003 HO17)
Classification: Main-belt Asteroid          SPK-ID: 2347944
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0657426207360322 6.7748e-08  
a 2.358869425590819 2.8657e-08 au
q 2.20379116757838 1.7199e-07 au
i 7.1616298699463 7.6932e-06 deg
node 52.10571070254318 4.1962e-05 deg
peri 133.1439774820955 6.9322e-05 deg
M 278.5172797440622 5.5893e-05 deg
tp 2459300.014117370810
(2021-Mar-26.51411737)
0.00020766 TDB
period 1323.287709526783
3.62
2.4114e-05
6.602e-08
d
yr
n .2720496815682952 4.9575e-09 deg/d
Q 2.513947683603258 3.0541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      6089 days (16.67 yr)  
   first obs. used      2003-03-08  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56989  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:03:31  

Additional Information
 Earth MOID = 1.21007 au 
 Jupiter MOID = 2.45036 au 
 T_jup = 3.539 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457281.5 (2015-Sep-16.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0655018747621153 6.8149e-08  
q 2.204411924821787 1.7289e-07 au
tp 2456655.798758126078
(2013-Dec-29.29875813)
0.00019229 TDB
node 52.1146306172799 4.197e-05 deg
peri 133.7288241104471 6.9204e-05 deg
i 7.161417131448474 7.6923e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      6089 days (16.67 yr)  
   first obs. used      2003-03-08  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56989  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:03:31  

Additional Information
 Jupiter MOID = 2.45036 au 
 T_jup = 3.539 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.644258407428448E-15 -1.166136261809002E-14 4.224623670167898E-12 2.607561704109231E-14 1.144457958404276E-12 -5.088052971816262E-15
q -1.166136261809002E-14 2.988941631935926E-14 -8.938748864146369E-12 -6.968762724174352E-14 -2.330939615941503E-12 1.735563185124739E-14
tp 4.224623670167898E-12 -8.938748864146369E-12 3.697632169163411E-8 -3.595511114445352E-11 1.058469635701685E-8 4.117356192038102E-11
node 2.607561704109231E-14 -6.968762724174352E-14 -3.595511114445352E-11 1.761519486465005E-9 -1.757412971217244E-9 -4.58113132336613E-11
peri 1.144457958404276E-12 -2.330939615941503E-12 1.058469635701685E-8 -1.757412971217244E-9 4.789158601452119E-9 5.74055367200214E-11
i -5.088052971816262E-15 1.735563185124739E-14 4.117356192038102E-11 -4.58113132336613E-11 5.74055367200214E-11 5.917175007588956E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO503394  

347944 (2003 HO17)          Discovered 2003-Apr-25 by LONEOS at Anderson Mesa
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

Alternate Designations
 2003 HO17 = 2008 SQ100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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