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JPL Small-Body Database Browser
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390970 (2005 QH127)
Classification: Main-belt Asteroid          SPK-ID: 2390970
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315279491116858 1.0192e-07  
a 3.128651830331921 6.1542e-08 au
q 2.717146671603841 3.3142e-07 au
i 12.20326681526165 1.1996e-05 deg
node 344.1141555373308 4.3635e-05 deg
peri 325.4465467321172 5.9064e-05 deg
M 192.8112271921553 4.0422e-05 deg
tp 2459539.226092758649
(2021-Nov-20.72609276)
0.00024037 TDB
period 2021.316310405128
5.53
5.9641e-05
1.633e-07
d
yr
n .1781017637599956 5.255e-09 deg/d
Q 3.54015698906 6.9637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      4909 days (13.44 yr)  
   first obs. used      2005-08-28  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57045  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:08:45  

Additional Information
 Earth MOID = 1.71265 au 
 Jupiter MOID = 1.83213 au 
 T_jup = 3.166 
[ 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 16.1   n/a MPO472017  
diameter diameter 4.248 km 1.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390970 (2005 QH127)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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