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14191 (1998 XR28)
Classification: Main-belt Asteroid          SPK-ID: 2014191
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .123963033340293 2.8302e-08  
a 2.293172434941316 7.0537e-09 au
q 2.008903823933645 6.4435e-08 au
i 5.674077535941172 9.4298e-07 deg
node 255.3597981342818 1.493e-05 deg
peri 337.5141187802788 1.5099e-05 deg
M 320.423672771556 1.1339e-05 deg
tp 2459339.939714019389
(2021-May-05.43971402)
4.0228e-05 TDB
period 1268.392005079795
3.47
5.8523e-06
1.602e-08
d
yr
n .2838239271126218 1.3095e-09 deg/d
Q 2.577441045948987 7.9281e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2325  
   data-arc span      12755 days (34.92 yr)  
   first obs. used      1986-04-04  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48438  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:19:16  

Additional Information
 Earth MOID = .9975 au 
 Jupiter MOID = 2.42567 au 
 T_jup = 3.580 
[ 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 13.84   n/a E2021B10  
diameter diameter 3.844 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.434   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14191 (1998 XR28)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XR28 = 1986 GT2 = 1987 RV4 = 1987 SR30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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