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14091 (1997 MQ4)
Classification: Main-belt Asteroid          SPK-ID: 2014091
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1884952880012512 4.1832e-08  
a 2.564047339700607 1.0842e-08 au
q 2.080736497954899 1.0905e-07 au
i 13.42170155827201 3.4323e-06 deg
node 89.54503477896392 1.9678e-05 deg
peri 291.9830451989409 2.163e-05 deg
M 127.2955146083738 1.0122e-05 deg
tp 2458470.228744269188
(2018-Dec-17.72874427)
4.1045e-05 TDB
period 1499.641622490716
4.11
9.5118e-06
2.604e-08
d
yr
n .2400573541044328 1.5226e-09 deg/d
Q 3.047358181446314 1.2886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2923  
   data-arc span      10621 days (29.08 yr)  
   first obs. used      1991-01-07  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38044  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:50:55  

Additional Information
 Earth MOID = 1.12736 au 
 Jupiter MOID = 2.4939 au 
 T_jup = 3.370 
[ 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 13.6   n/a MPO332950  
diameter diameter 5.261 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.279   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14091 (1997 MQ4)          Discovered 1997-Jun-28 by LINEAR at Socorro
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 MQ4 = 1995 AG4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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