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173969 (2001 XF82)
Classification: Main-belt Asteroid          SPK-ID: 2173969
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1172464709539558 5.9028e-08  
a 3.077119119332071 3.1478e-08 au
q 2.716337761885441 1.7904e-07 au
i 17.5086718298862 5.8968e-06 deg
node 84.3297232837233 1.8722e-05 deg
peri 288.687998161264 2.883e-05 deg
M 237.2304171148853 2.4422e-05 deg
tp 2459872.862014050503
(2022-Oct-20.36201405)		 0.00013902 TDB
period 1971.582206031333
5.40		 3.0253e-05
8.283e-08		 d
yr
n .1825944659566879 2.8018e-09 deg/d
Q 3.437900476778701 3.5169e-08 au
   Orbit Determination Parameters
   # obs. used (total)      606  
   data-arc span      7647 days (20.94 yr)  
   first obs. used      1999-06-14  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:15:32  

Additional Information
 Earth MOID = 1.77836 au 
 Jupiter MOID = 2.10697 au 
 T_jup = 3.148 
[ 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 14.69   n/a E2021B55  
diameter diameter 6.870 km 0.346 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173969 (2001 XF82)          Discovered 2001-Dec-11 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1999-Jan-25 08:52 00:02 Juno 0.020938524022592 0.0209364318685694 0.0209406175707448 5.82308107037201 5.82308097059119 2451203.869341711 1.7982979998055 393.8137120218 73.5476354364844 78.9766270253706 41810.6035396276 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 10:15:33 2020-Nov-12 10:15
2059-May-15 08:31 00:02 Inter 0.0324130165484847 0.0323915796106965 0.0324344552388222 9.85525707737262 9.85525703154458 2473228.854909656 1.87836509463027 1133.31963751434 76.636022350348 19.4627933601564 21459.3097043686 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 10:15:33 2020-Nov-12 10:15

Alternate Designations
 2001 XF82 = 1999 LK36 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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