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101495 (1998 XJ3)
Classification: Main-belt Asteroid          SPK-ID: 2101495
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1112313456920916 3.5496e-08  
a 2.926832144010495 1.9904e-08 au
q 2.601276666017338 1.0055e-07 au
i 7.738674609782287 9.1616e-06 deg
node 173.7643108400913 3.3576e-05 deg
peri 279.3209983809325 5.6282e-05 deg
M 143.9235579410269 4.6597e-05 deg
tp 2458469.319607328288
(2018-Dec-16.81960733)
0.00023572 TDB
period 1828.921860517606
5.01
1.8657e-05
5.108e-08
d
yr
n .1968372776178179 2.0079e-09 deg/d
Q 3.252387622003652 2.2118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      697  
   data-arc span      10121 days (27.71 yr)  
   first obs. used      1992-09-23  
   last obs. used      2020-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53892  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:02  

Additional Information
 Earth MOID = 1.6317 au 
 Jupiter MOID = 1.94849 au 
 T_jup = 3.255 
[ 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 15.04   n/a E2021B55  
diameter diameter 3.539 km 0.732 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101495 (1998 XJ3)          Discovered 1998-Dec-10 by Sarounova, L. at Ondrejov
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1961-Dec-31 14:42 00:02 Jupiter 1.95307257321516 1.95307189033859 1.95307325609163 3.07116642744339 2.926548972963 2437665.112278590 1.65979945999841 122.534556825089 21.4762208112012 -87.1454019334834 1581104.10514249 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:37:05 2021-Apr-13 15:37
2057-Aug-14 13:22 00:01 Jupiter 1.97140272737178 1.97140195877047 1.97140349597297 3.66339382253906 3.54417054250656 2472590.057055378 1.32439153702402 107.749823639858 30.1069350942935 87.0703574092356 1613803.7663506 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:37:05 2021-Apr-13 15:37
2092-Apr-20 18:17 00:02 Jupiter 1.95149275655169 1.95149204594667 1.95149346715793 2.94647712195227 2.79529084707591 2485258.261952592 2.45218213448315 142.772076775758 21.2204134364509 -79.8820582381569 1810581.27089808 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:37:05 2021-Apr-13 15:37
2187-Dec-06 07:41 00:05 Jupiter 1.94197647540717 1.9419756719914 1.94197727882758 3.4693329090441 3.34124834183752 2520184.820061941 5.30748254350427 357.682706262357 27.4659587798994 89.7360494698108 1508200.570169 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 15:37:05 2021-Apr-13 15:37
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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