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24291 (1999 XJ191)
Classification: Main-belt Asteroid          SPK-ID: 2024291
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 .102520396173253 4.2075e-08  
a 3.10729608218717 2.2404e-08 au
q 2.788734856813744 1.394e-07 au
i 17.10428724705279 5.2846e-06 deg
node 54.68448388501334 1.6806e-05 deg
peri 25.97617968304809 3.3498e-05 deg
M 337.8889962620219 2.9492e-05 deg
tp 2459519.379190113189
(2021-Oct-31.87919011)
0.00016427 TDB
period 2000.655825713007
5.48
2.1637e-05
5.924e-08
d
yr
n .1799409950343162 1.9461e-09 deg/d
Q 3.425857307560595 2.4701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1373  
   data-arc span      9987 days (27.34 yr)  
   first obs. used      1993-10-10  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51635  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:58:53  

Additional Information
 Earth MOID = 1.81195 au 
 Jupiter MOID = 1.95482 au 
 T_jup = 3.144 
[ 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 13.56   n/a MPCxxxxx  
diameter diameter 12.939 km 0.606 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.050   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

24291 (1999 XJ191)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20010408/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
1947-Jul-16 22:33 00:02 Jupiter 1.98135740817653 1.98135664121174 1.98135817514234 4.79612440868167 4.70614674629127 2432383.439551260 2.0526173400892 196.578598471966 33.8305524197304 -86.2271282631288 3271661.81545098 T 32 CATAB v2.0g-lin.ifort 2021-Jul-08 18:59:02 2021-Jul-08 18:59
2018-Sep-19 09:58 < 00:01 Jupiter 1.98417714147777 1.98417668009181 1.98417760286473 4.79415445657132 4.70426825820291 2458380.914941472 0.274504314167754 143.950442390559 17.7299534582965 84.9837051214282 3474786.47958516 T 32 CATAB v2.0g-lin.ifort 2021-Jul-08 18:59:02 2021-Jul-08 18:59
2089-Nov-22 07:11 00:02 Jupiter 1.98734549443175 1.98734490074053 1.9873460881242 4.79160066817085 4.70181039609363 2484377.799381330 2.2142947489716 245.681932170325 26.8156931184121 -88.0968446640824 3574781.91824832 T 32 CATAB v2.0g-lin.ifort 2021-Jul-08 18:59:02 2021-Jul-08 18:59
2161-Jan-26 15:06 00:04 Jupiter 1.99304460661614 1.99304367386328 1.99304553938599 4.78864400304107 4.69905659780647 2510375.129436654 4.32938887481657 400.86378717172 30.2313610496043 -85.5114374295265 3496721.94395518 T 32 CATAB v2.0g-lin.ifort 2021-Jul-08 18:59:02 2021-Jul-08 18:59

Alternate Designations
 1999 XJ191 = 1993 UA7 = 1996 LA4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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