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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1172464730470271 5.7553e-08  
a 3.077119120270947 3.1464e-08 au
q 2.716337756273608 1.7426e-07 au
i 17.50867123092741 5.7139e-06 deg
node 84.32972492480758 1.8214e-05 deg
peri 288.6879974801409 2.826e-05 deg
M 237.2304161508524 2.4195e-05 deg
tp 2459872.862019637864
(2022-Oct-20.36201964)
0.00013785 TDB
period 1971.582206933673
5.40
3.024e-05
8.279e-08
d
yr
n .1825944658731194 2.8006e-09 deg/d
Q 3.437900484268286 3.5153e-08 au
  Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      7647 days (20.94 yr)  
   first obs. used      1999-06-14  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:59:18  

Additional Information
 Earth MOID = 1.77836 au 
 Jupiter MOID = 2.10697 au 
 T_jup = 3.148 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457706.5 (2016-Nov-14.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166355687279473 5.7664e-08  
q 2.720046254855909 1.7459e-07 au
tp 2457903.394411161336
(2017-May-29.89441116)
0.00012418 TDB
node 84.33960053412137 1.8213e-05 deg
peri 289.1915959321045 2.8272e-05 deg
i 17.50567783543653 5.7131e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      7647 days (20.94 yr)  
   first obs. used      1999-06-14  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:59:18  

Additional Information
 Jupiter MOID = 2.10697 au 
 T_jup = 3.148 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.325185584716175E-15 -9.942306666401544E-15 2.963177061266623E-12 -7.524414478132871E-15 4.977586583110191E-13 4.953715235199912E-15
q -9.942306666401544E-15 3.04823472816196E-14 -7.889953756027362E-12 2.069066915447458E-14 -1.330668639145917E-12 -1.315526803844874E-14
tp 2.963177061266623E-12 -7.889953756027362E-12 1.542003592491087E-8 -1.702667639610389E-11 2.732115297986597E-9 5.188751638093917E-12
node -7.524414478132871E-15 2.069066915447458E-14 -1.702667639610389E-11 3.316999182279979E-10 -3.190413986446743E-10 -4.305288082133112E-11
peri 4.977586583110191E-13 -1.330668639145917E-12 2.732115297986597E-9 -3.190413986446743E-10 7.993131392417749E-10 4.185069676708555E-11
i 4.953715235199912E-15 -1.315526803844874E-14 5.188751638093917E-12 -4.305288082133112E-11 4.185069676708555E-11 3.263968408385387E-11

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

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