Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
190435 (1999 XN146)
Classification: Main-belt Asteroid          SPK-ID: 2190435
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07612554751805439 4.4527e-08  
a 2.930358016241644 1.6497e-08 au
q 2.707282907831329 1.3228e-07 au
i 3.175902656978204 3.913e-06 deg
node 77.3057653213619 8.0701e-05 deg
peri 70.31955369773202 8.5436e-05 deg
M 352.4601451034751 2.7385e-05 deg
tp 2459238.874253426896
(2021-Jan-24.37425343)
0.00013941 TDB
period 1832.227731603919
5.02
1.5473e-05
4.236e-08
d
yr
n .196482125988159 1.6592e-09 deg/d
Q 3.153433124651959 1.7753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      10950 days (29.98 yr)  
   first obs. used      1991-04-18  
   last obs. used      2021-04-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:17:54  

Additional Information
 Earth MOID = 1.72081 au 
 Jupiter MOID = 1.84227 au 
 T_jup = 3.270 
[ 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 15.13   n/a MPCxxxxx  

190435 (1999 XN146)          Discovered 1999-Dec-07 by Spacewatch at Kitt Peak
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ 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
1903-Apr-21 17:31 00:03 Jupiter 1.86092422774296 1.86092373495757 1.86092472052931 2.61678940780059 2.4366498000942 2416226.230162021 2.87310390326009 144.635104125639 8.74096899013646 -85.8525508067406 2714226.04455888 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17
1937-Dec-31 16:39 00:02 Jupiter 1.9711493090976 1.9711486199235 1.97114999827194 2.92257689222486 2.77164856183195 2428899.193417470 1.97359053396522 71.3076752030246 16.027474868258 -75.4050054127245 2971814.46490555 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17
1964-May-03 14:26 00:01 Jupiter 1.9709607998474 1.9709601944553 1.97096140523961 3.32646363478762 3.19466088577796 2438519.101426708 1.31004299916618 57.9339936477154 18.7712203463664 77.475283437352 2689143.1913831 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17
1999-Jan-14 22:58 < 00:01 Jupiter 1.86149126237495 1.86149081764381 1.86149170710598 2.75145247430007 2.58078349704944 2451193.456799190 0.471303810149989 46.6634327032656 10.2130962889739 88.6358727805366 2612551.86206544 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17
2033-Sep-27 09:53 < 00:01 Jupiter 1.86818830430118 1.86818789110784 1.86818871749441 2.63538044175944 2.45732479157528 2463867.912099109 0.500999568588459 43.4190637882769 8.49916172614886 -89.891300718362 2790610.9555907 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17
2068-Jun-08 13:36 00:01 Jupiter 1.98631172485609 1.98631113032678 1.98631231938553 2.98922904924693 2.84299678320305 2476541.066419114 1.34892394457729 54.1054810078143 17.0860147801414 -75.8600905449261 3078337.99089979 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17
2094-Oct-10 15:04 00:02 Jupiter 1.94970592141316 1.9497052284424 1.94970661438426 3.21957209332311 3.08168336998765 2486161.127711868 1.97976402028124 77.1117717204683 17.6867841126958 77.5354277463828 2557353.58282206 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17
2129-Jun-24 00:09 00:03 Jupiter 1.84950137890654 1.84950089629024 1.84950186152337 2.69807769893602 2.52263282840717 2498835.506393873 2.89401737308812 156.164643267971 9.34888025415482 89.7582882529829 2525534.93980458 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17
2164-Mar-05 17:05 00:04 Jupiter 1.87977162635368 1.87977083177214 1.87977242093961 2.66995930370907 2.49549302391711 2511509.211929429 3.79130667449817 180.850600696985 10.5022498418706 -82.1269655032362 2853585.35789787 T 29 CATAB v2.0g-lin.ifort 2021-May-04 10:17:58 2021-May-04 10:17

Alternate Designations
 1999 XN146 = 2001 DB31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-06 12:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin