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14127 (1998 QA91)
Classification: Main-belt Asteroid          SPK-ID: 2014127
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1995124331864974 3.1013e-08  
a 2.602345939081382 8.9472e-09 au
q 2.083145568782255 7.9484e-08 au
i 13.77893658602985 4.0004e-06 deg
node 166.6807779121655 1.4184e-05 deg
peri 154.0780327729578 1.7364e-05 deg
M 355.6814934492785 1.069e-05 deg
tp 2458618.894036814856
(2019-May-15.39403681)
4.5565e-05 TDB
period 1533.366495007862
4.20
7.9079e-06
2.165e-08
d
yr
n .2347775311199519 1.2108e-09 deg/d
Q 3.121546309380509 1.0732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2047  
   data-arc span      13912 days (38.09 yr)  
   first obs. used      1981-09-28  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45928  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:46:54  

Additional Information
 Earth MOID = 1.07913 au 
 Jupiter MOID = 2.283 au 
 T_jup = 3.346 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9   n/a MPO350915  
diameter diameter 6.076 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.261   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14127 (1998 QA91)          Discovered 1998-Aug-28 by LINEAR at Socorro
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QA91 = 2000 AA193 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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