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136499 (2005 JX20)
Classification: Main-belt Asteroid          SPK-ID: 2136499
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09097423397790902 3.9524e-08  
a 3.133974684116766 2.3719e-08 au
q 2.848863737923084 1.2786e-07 au
i 12.98271631432775 4.7055e-06 deg
node 145.60968607 1.8718e-05 deg
peri 83.53398728079524 3.3032e-05 deg
M 329.3014374090238 2.6386e-05 deg
tp 2459569.305353548011
(2021-Dec-20.80535355)
0.00014893 TDB
period 2026.476877962046
5.55
2.3005e-05
6.298e-08
d
yr
n .1776482149463451 2.0167e-09 deg/d
Q 3.419085630310448 2.5876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      9422 days (25.80 yr)  
   first obs. used      1995-07-22  
   last obs. used      2021-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53067  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:18:43  

Additional Information
 Earth MOID = 1.87846 au 
 Jupiter MOID = 1.7003 au 
 T_jup = 3.167 
[ 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 15.49   n/a MPCxxxxx  
diameter diameter 4.047 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136499 (2005 JX20)          Discovered 2005-May-04 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ 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
1942-Feb-17 13:26 00:03 Jupiter 1.92645050211078 1.9264495773406 1.92645142688031 2.68553680917532 2.51649501693787 2430408.060055184 2.86201242714293 67.268454961375 24.593870623878 84.7015239275441 828953.257660562 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18
1952-Mar-26 06:04 00:02 Jupiter 1.72852715302302 1.72852654350871 1.7285277625394 2.77701196705545 2.59456052468411 2434097.752624343 2.38720977302997 156.75082408663 25.9186040845654 73.2329762243284 1601901.71650196 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18
1962-Jul-31 04:24 00:02 Jupiter 1.85474621113671 1.85474532629733 1.85474709597904 4.42227622860201 4.31777376256322 2437876.683391800 1.70257810546049 149.849063542376 23.249433491441 -76.872147963869 3303447.10535539 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18
2025-Jul-05 06:58 < 00:01 Jupiter 1.95962806530082 1.95962751154093 1.9596286190606 3.22881691474233 3.09205205963702 2460861.790587029 0.439363000408016 65.649525506015 22.8518669200838 86.4915419726036 2536507.89108187 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18
2035-Aug-16 03:18 < 00:01 Jupiter 1.76770287959481 1.76770232945913 1.7677034297307 2.27547086612654 2.05412666338158 2464555.637614003 0.91112330581286 65.2914698527205 32.2963000964101 68.4557080578901 1695847.31299278 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18
2045-Nov-27 01:08 00:01 Jupiter 1.81169319167901 1.81169254091395 1.811693842445 4.21371692152452 4.10126182240523 2468311.547140999 1.10881569479095 106.592810368677 22.3605648397036 -79.5783263372826 3062363.75155802 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18
2108-Nov-12 07:05 00:03 Jupiter 1.98239040009954 1.98238934670925 1.98239145349423 3.68789366265834 3.57015588509525 2491306.794819021 3.25016961381478 196.258771998612 24.8713006061777 -81.9787058380051 1969161.51819148 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18
2119-Jan-12 10:57 00:04 Jupiter 1.79852315717146 1.79852228002371 1.7985240343276 1.89032869515665 1.6221694257675 2495019.956099476 4.38095993609494 275.241657382841 18.9000096031633 65.5046859805108 2267004.42946567 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18
2129-Mar-31 11:56 00:04 Jupiter 1.77358226349066 1.77358120891324 1.77358331808926 3.90016059998454 3.7757248626297 2498750.997116583 3.97550655409428 353.338106141191 21.4125101789631 -84.6090959496921 2698013.7090616 T 22 CATAB v2.0g-lin.ifort 2021-Jul-09 01:18:45 2021-Jul-09 01:18

Alternate Designations
 2005 JX20 = 2004 CR117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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