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249853 (2001 QC49)
Classification: Main-belt Asteroid          SPK-ID: 2249853
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1625932621054119 4.8552e-08  
a 2.690323453755635 1.8029e-08 au
q 2.252894987290808 1.28e-07 au
i 4.13125931819718 6.4186e-06 deg
node 323.407222023108 6.7943e-05 deg
peri 35.63209308982194 7.0464e-05 deg
M 70.15905021534773 1.7783e-05 deg
tp 2458686.386664999063
(2019-Jul-21.88666500)
7.916e-05 TDB
period 1611.777814170014
4.41
1.6202e-05
4.436e-08
d
yr
n .2233558477074474 2.2452e-09 deg/d
Q 3.127751920220461 2.0961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54821  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:27:47  

Additional Information
 Earth MOID = 1.25062 au 
 Jupiter MOID = 2.32754 au 
 T_jup = 3.349 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457010.5 (2014-Dec-19.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1647408753821633 4.9147e-08  
q 2.246281219212557 1.3002e-07 au
tp 2457070.986343937595
(2015-Feb-17.48634394)
7.5998e-05 TDB
node 323.6787474182588 6.7739e-05 deg
peri 34.61532936511207 7.0149e-05 deg
i 4.140452741707738 6.4266e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54821  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:27:47  

Additional Information
 Jupiter MOID = 2.32754 au 
 T_jup = 3.349 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.41538217126E-15 -6.349533501183759E-15 -8.645024818436348E-13 3.366763484497633E-15 -1.964306415775197E-13 -4.122267027163434E-15
q -6.349533501183759E-15 1.69053370903427E-14 2.272063038042846E-12 -1.114531165376163E-14 5.135666442262023E-13 1.154795306852803E-14
tp -8.645024818436348E-13 2.272063038042846E-12 5.775674417788021E-9 2.867351486402405E-11 1.405587029304164E-9 6.24021761926245E-13
node 3.366763484497633E-15 -1.114531165376163E-14 2.867351486402405E-11 4.588538891592106E-9 -4.568682500114235E-9 -3.972289949979497E-11
peri -1.964306415775197E-13 5.135666442262023E-13 1.405587029304164E-9 -4.568682500114235E-9 4.920815699998736E-9 3.966277108846006E-11
i -4.122267027163434E-15 1.154795306852803E-14 6.24021761926245E-13 -3.972289949979497E-11 3.966277108846006E-11 4.130127867927199E-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 16.4   n/a MPO503177  

249853 (2001 QC49)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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