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JPL Small-Body Database Browser
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268246 (2005 MQ2)
Classification: Main-belt Asteroid          SPK-ID: 2268246
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2476885796363066 5.6662e-08  
a 2.462915968747555 1.6988e-08 au
q 1.852879810684895 1.3256e-07 au
i 10.82735990922571 4.6631e-06 deg
node 119.3176581411216 3.2278e-05 deg
peri 210.6259387320556 3.5417e-05 deg
M 188.5985857493867 1.8574e-05 deg
tp 2459272.678657501820
(2021-Feb-27.17865750)
7.8252e-05 TDB
period 1411.798833508105
3.87
1.4607e-05
3.999e-08
d
yr
n .2549938358466092 2.6382e-09 deg/d
Q 3.072952126810215 2.1195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      4984 days (13.65 yr)  
   first obs. used      2005-06-17  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61363  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:58:11  

Additional Information
 Earth MOID = .848762 au 
 Jupiter MOID = 2.29336 au 
 T_jup = 3.422 
[ show covariance matrix ]

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 MPO433741  

268246 (2005 MQ2)          Discovered 2005-Jun-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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