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43138 (1999 XJ86)
Classification: Main-belt Asteroid          SPK-ID: 2043138
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06443485475015304 3.5927e-08  
a 2.734564692345254 1.3367e-08 au
q 2.55836341358909 1.0089e-07 au
i 12.57555634572511 4.0637e-06 deg
node 97.03907602274312 1.7568e-05 deg
peri 199.6854746106021 3.9254e-05 deg
M 78.55889366346442 3.3068e-05 deg
tp 2459036.067795687640
(2020-Jul-05.56779569)
0.00015211 TDB
period 1651.698331041993
4.52
1.2111e-05
3.316e-08
d
yr
n .2179574763951537 1.5982e-09 deg/d
Q 2.910765971101417 1.4229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1342  
   data-arc span      8076 days (22.11 yr)  
   first obs. used      1998-09-27  
   last obs. used      2020-11-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49832  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:16:19  

Additional Information
 Earth MOID = 1.54479 au 
 Jupiter MOID = 2.23294 au 
 T_jup = 3.315 
[ 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 14.21   n/a E2021B10  
diameter diameter 3.483 km 0.572 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.401   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43138 (1999 XJ86)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ 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
2013-Jun-17 16:25 < 00:01 Inter 0.0381258434633028 0.038124914328101 0.0381267726185124 9.17369202808126 9.17369198622552 2456461.184278999 0.308410231168377 81.4789721847914 35.2176844158231 -65.8202971115921 150469.714428195 T 32 CATAB v2.0f-lin.ifort 2021-Apr-13 09:16:24 2021-Apr-13 09:16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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