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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1995213627888272 9.8961e-09  
a 2.603238672370347 8.3485e-09 au
q 2.083836944794438 2.45e-08 au
i 13.77864831935647 9.4087e-07 deg
node 166.6676203052447 3.0762e-06 deg
peri 154.2160992159328 7.8978e-06 deg
M 136.3936477306003 5.3064e-06 deg
tp 2458619.252562295945
(2019-May-15.75256230)		 2.1319e-05 TDB
period 1534.155593424416
4.20		 7.38e-06
2.021e-08		 d
yr
n .2346567724571128 1.1288e-09 deg/d
Q 3.122640399946256 1.0014e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2598  
   data-arc span      14397 days (39.42 yr)  
   first obs. used      1981-09-28  
   last obs. used      2021-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4323  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-17 00:00:00  

Additional Information
 Earth MOID = 1.07874 au 
 Jupiter MOID = 2.28542 au 
 T_jup = 3.345 
[ 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 12.96   n/a E2021B10  
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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