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JPL Small-Body Database Browser
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413377 (2004 HE22)
Classification: Main-belt Asteroid          SPK-ID: 2413377
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1165364408084808 8.5617e-08  
a 2.652302178786155 3.1369e-08 au
q 2.343212322921838 2.2147e-07 au
i 12.55571992630899 1.1374e-05 deg
node 204.2277354002163 2.8794e-05 deg
peri 47.65732538432223 5.6325e-05 deg
M 137.9340284891803 4.3171e-05 deg
tp 2457995.992282713949
(2017-Aug-30.49228271)
0.00019052 TDB
period 1577.730895027465
4.32
2.799e-05
7.663e-08
d
yr
n .2281757941957099 4.048e-09 deg/d
Q 2.961392034650472 3.5024e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      6197 days (16.97 yr)  
   first obs. used      2001-10-18  
   last obs. used      2018-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52913  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:09:27  

Additional Information
 Earth MOID = 1.34976 au 
 Jupiter MOID = 2.08017 au 
 T_jup = 3.346 
[ 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 17.2   n/a MPO413455  

413377 (2004 HE22)          Discovered 2004-Mar-23 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10

Alternate Designations
 2004 HE22 = 2010 VF188 = 2010 VU143 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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