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160390 (2004 NQ8)
Classification: Main-belt Asteroid          SPK-ID: 2160390
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08162025059587015 4.6808e-08  
a 2.561171376981913 1.8187e-08 au
q 2.352127927373679 1.1876e-07 au
i 12.74072305060987 5.6529e-06 deg
node 96.31605155685057 1.8728e-05 deg
peri 114.2684642111389 4.3794e-05 deg
M 78.2783335681676 3.5747e-05 deg
tp 2458874.966672754557
(2020-Jan-26.46667275)
0.00015033 TDB
period 1497.119221454866
4.10
1.5947e-05
4.366e-08
d
yr
n .2404618114849667 2.5614e-09 deg/d
Q 2.770214826590146 1.9672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      6872 days (18.81 yr)  
   first obs. used      2001-10-23  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50543  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:01:09  

Additional Information
 Earth MOID = 1.37321 au 
 Jupiter MOID = 2.29395 au 
 T_jup = 3.396 
[ 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 16.01   n/a E2021B55  

160390 (2004 NQ8)          Discovered 2004-Jul-14 by Broughton, J. at Reedy Creek
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

Alternate Designations
 2004 NQ8 = 2007 DG85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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