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JPL Small-Body Database Browser
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173978 (2001 XE135)
Classification: Main-belt Asteroid          SPK-ID: 2173978
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07849746159216181 5.3742e-08  
a 3.145447721714124 5.7025e-08 au
q 2.898538059988716 1.58e-07 au
i 16.633758174853 6.9779e-06 deg
node 80.4926060558597 1.9729e-05 deg
peri 89.76224476846448 5.0097e-05 deg
M 318.3203594924864 4.9122e-05 deg
tp 2458836.408504660555
(2019-Dec-18.90850466)
0.00028111 TDB
period 2037.615023634618
5.58
5.5411e-05
1.517e-07
d
yr
n .1766771425535752 4.8046e-09 deg/d
Q 3.392357383439531 6.1502e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      6264 days (17.15 yr)  
   first obs. used      2001-11-21  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61319  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:57:49  

Additional Information
 Earth MOID = 1.96634 au 
 Jupiter MOID = 1.819 au 
 T_jup = 3.140 
[ 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 15.3   n/a MPO433119  
diameter diameter 5.696 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173978 (2001 XE135)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ hide close-approach data ]
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
1928-Dec-15 09:43 00:07 Jupiter 1.81950223840194 1.81950151236602 1.81950296443849 4.11959941247486 4.0050032095305 2425595.904706239 6.6598029685843 384.890342501108 36.5969211455545 87.9239947572588 881374.671391176 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 15:57:50 2019-Jul-13 15:57
1939-Feb-17 22:13 00:08 Jupiter 1.93761542029705 1.93761439272691 1.93761644788106 2.0140779989136 1.7838768024052 2429312.425763891 7.69935425780207 760.638346402422 33.3730942261362 76.1833355028109 1969833.41915768 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 15:57:50 2019-Jul-13 15:57
2012-Dec-05 20:50 < 00:01 Jupiter 1.90273781733617 1.90273709500047 1.90273853967263 5.143154572484 5.05585988930147 2456267.367813746 0.291151320254649 125.69517616057 28.6324909751874 -81.0106186793783 2499764.33060127 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 15:57:50 2019-Jul-13 15:57
2023-Jun-02 17:39 < 00:01 Jupiter 1.83062331497588 1.83062239806385 1.83062423188822 3.49257550932698 3.35748286936202 2460098.235687306 0.958569822634834 294.684293929945 41.8692736873949 -86.7512224086302 2001281.60493529 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 15:57:50 2019-Jul-13 15:57
2033-Jul-07 02:30 00:02 Jupiter 1.96770907530668 1.96770816996366 1.96770998064937 2.78907787978808 2.63021537364945 2463785.604323674 1.94092348212137 118.591366279691 29.741267430495 73.4792367072567 1160473.38436692 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 15:57:50 2019-Jul-13 15:57
2107-Jun-10 11:02 00:07 Jupiter 1.81767321163549 1.81767175763592 1.81767466572164 4.79439071222734 4.6961896071655 2490785.959400243 6.86497912038722 703.289395656619 27.9105763335245 -85.3406153631939 1849541.38312985 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 15:57:50 2019-Jul-13 15:57
2117-Nov-03 21:50 00:10 Jupiter 1.87528419935686 1.87528147213475 1.87528692747131 2.71276177470396 2.54081142291118 2494585.409680717 10.0669862720721 2287.70305962625 53.0010996882083 -82.513435842431 1879660.06631593 T 15 CATAB v2.0e-lin.ifort 2019-Jul-13 15:57:50 2019-Jul-13 15:57
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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