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173027 (2006 QO18)
Classification: Main-belt Asteroid          SPK-ID: 2173027
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1087875854773838 4.2741e-08  
a 2.518656880628028 1.8865e-08 au
q 2.244658279938506 1.145e-07 au
i 7.446789015659292 4.716e-06 deg
node 58.36350597355645 5.6066e-05 deg
peri 219.6308428101124 6.5348e-05 deg
M 108.1194583196887 3.5041e-05 deg
tp 2458162.016457244749
(2018-Feb-12.51645724)
0.00014161 TDB
period 1459.996913091682
4.00
1.6403e-05
4.491e-08
d
yr
n .2465758638062225 2.7703e-09 deg/d
Q 2.792655481317551 2.0917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      6437 days (17.62 yr)  
   first obs. used      2001-03-26  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67657  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:35:14  

Additional Information
 Earth MOID = 1.23366 au 
 Jupiter MOID = 2.30537 au 
 T_jup = 3.437 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456962.5 (2014-Nov-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1098296055357428 4.2911e-08  
q 2.241765945055724 1.1511e-07 au
tp 2456703.449484692159
(2014-Feb-14.94948469)
0.00013995 TDB
node 58.39796068062345 5.6125e-05 deg
peri 219.8863313101259 6.5239e-05 deg
i 7.444027238260397 4.7142e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      6437 days (17.62 yr)  
   first obs. used      2001-03-26  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67657  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:35:14  

Additional Information
 Jupiter MOID = 2.30537 au 
 T_jup = 3.437 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.841337307700688E-15 -4.892684070190664E-15 2.480810580444432E-12 2.349865160393717E-14 5.972757559192985E-13 -5.558498608326507E-15
q -4.892684070190664E-15 1.325044975492374E-14 -6.351661620202793E-12 -5.929589302336179E-14 -1.521054437942126E-12 1.515629216520661E-14
tp 2.480810580444432E-12 -6.351661620202793E-12 1.958594914516942E-8 2.208718017305268E-10 4.74222283213798E-9 -2.040614660453695E-11
node 2.349865160393717E-14 -5.929589302336179E-14 2.208718017305268E-10 3.149974854939427E-9 -3.067375977910014E-9 -1.119045983023463E-10
peri 5.972757559192985E-13 -1.521054437942126E-12 4.74222283213798E-9 -3.067375977910014E-9 4.256181656105374E-9 1.058384342375798E-10
i -5.558498608326507E-15 1.515629216520661E-14 -2.040614660453695E-11 -1.119045983023463E-10 1.058384342375798E-10 2.222326164920626E-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 16.0   n/a MPO410878  

173027 (2006 QO18)          Discovered 2006-Aug-17 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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