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452615 (2005 QM123)
Classification: Main-belt Asteroid          SPK-ID: 2452615
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07403248639551728 9.3132e-08  
a 2.171547107792054 1.5383e-08 au
q 2.010782076077214 2.012e-07 au
i 1.632408788696348 7.8244e-06 deg
node 178.8608925356 0.00026157 deg
peri 224.9886184651066 0.00026345 deg
M 165.6633455295806 3.2116e-05 deg
tp 2458462.631344635629
(2018-Dec-10.13134464)
0.00010284 TDB
period 1168.832582199656
3.20
1.242e-05
3.4e-08
d
yr
n .3079996275621499 3.2728e-09 deg/d
Q 2.332312139506894 1.6522e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6428 days (17.60 yr)  
   first obs. used      2002-10-10  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:38:57  

Additional Information
 Earth MOID = 1.01964 au 
 Jupiter MOID = 2.89901 au 
 T_jup = 3.684 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457729.5 (2016-Dec-07.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0733530320505825 9.301e-08  
q 2.013090484566297 2.0074e-07 au
tp 2457293.427298303997
(2015-Sep-27.92729830)
0.00010213 TDB
node 178.859293553328 0.00026161 deg
peri 225.0709850718795 0.00026353 deg
i 1.631892591601831 7.8227e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6428 days (17.60 yr)  
   first obs. used      2002-10-10  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:38:57  

Additional Information
 Jupiter MOID = 2.89901 au 
 T_jup = 3.684 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.650843696827955E-15 -1.862433994859994E-14 -1.242668891111438E-12 -1.358071188811137E-13 -3.62293019224835E-13 -7.808353787053172E-15
q -1.862433994859994E-14 4.029784393757473E-14 2.844034860715737E-12 2.890295418129576E-13 8.543138568541137E-13 1.686801243359771E-14
tp -1.242668891111438E-12 2.844034860715737E-12 1.042954765745284E-8 2.251848503888052E-11 3.30561345952832E-9 2.922720599894011E-13
node -1.358071188811137E-13 2.890295418129576E-13 2.251848503888052E-11 6.843867022751423E-8 -6.840253388598956E-8 1.328510240886353E-9
peri -3.62293019224835E-13 8.543138568541137E-13 3.30561345952832E-9 -6.840253388598956E-8 6.944844671375356E-8 -1.327829157386117E-9
i -7.808353787053172E-15 1.686801243359771E-14 2.922720599894011E-13 1.328510240886353E-9 -1.327829157386117E-9 6.119504257881568E-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 18.4   n/a MPO460667  

452615 (2005 QM123)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

Alternate Designations
 2005 QM123 = 2007 FW25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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