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193839 (2001 QM56)
Classification: Main-belt Asteroid          SPK-ID: 2193839
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2009860594564723 3.7371e-08  
a 2.317535021980871 1.2234e-08 au
q 1.851742790260567 8.6837e-08 au
i 8.045067113998945 7.3944e-06 deg
node .4966931497789667 2.9744e-05 deg
peri 271.9665852276817 3.451e-05 deg
M 41.37475061690131 1.7576e-05 deg
tp 2458452.394640745472
(2018-Nov-29.89464075)
6.2445e-05 TDB
period 1288.658627222033
3.53
1.0204e-05
2.794e-08
d
yr
n .2793602528980491 2.212e-09 deg/d
Q 2.783327253701175 1.4692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      6668 days (18.26 yr)  
   first obs. used      2001-07-25  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6051  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 21:48:06  

Additional Information
 Earth MOID = .856865 au 
 Jupiter MOID = 2.38661 au 
 T_jup = 3.540 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457355.5 (2015-Nov-29.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2007980470190035 3.7293e-08  
q 1.85255539634088 8.6644e-08 au
tp 2457164.169095800979
(2015-May-21.66909580)
5.9471e-05 TDB
node .5191819264471018 2.9725e-05 deg
peri 272.1304812634561 3.4517e-05 deg
i 8.04726905672883 7.3959e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      6668 days (18.26 yr)  
   first obs. used      2001-07-25  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6051  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 21:48:06  

Additional Information
 Jupiter MOID = 2.38661 au 
 T_jup = 3.540 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.390774538866849E-15 -3.210684156905574E-15 -1.139131099456711E-15 -1.548395124816271E-14 -1.376653157322302E-14 -4.612506009133546E-15
q -3.210684156905574E-15 7.507134661173465E-15 1.368141601867263E-13 3.742997242844089E-14 7.061064316015605E-14 1.095388943157771E-14
tp -1.139131099456711E-15 1.368141601867263E-13 3.536745691062589E-9 1.431087019238877E-11 1.051181862090696E-9 -6.97165959641417E-12
node -1.548395124816271E-14 3.742997242844089E-14 1.431087019238877E-11 8.83585102222118E-10 -8.69826285774965E-10 1.114604264159428E-11
peri -1.376653157322302E-14 7.061064316015605E-14 1.051181862090696E-9 -8.69826285774965E-10 1.191412281080901E-9 -1.308318742113367E-11
i -4.612506009133546E-15 1.095388943157771E-14 -6.97165959641417E-12 1.114604264159428E-11 -1.308318742113367E-11 5.46993765084461E-11

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 16.6   n/a MPO245325  

193839 (2001 QM56)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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