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 ]  
91588 (1999 TJ)
Classification: Main-belt Asteroid          SPK-ID: 2091588
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06777478451181922 4.916e-08  
a 2.966293244138139 2.0001e-08 au
q 2.765253358717812 1.4865e-07 au
i 2.22082996946987 4.3102e-06 deg
node 85.25290684926236 0.00016811 deg
peri 47.10110619990467 0.00017381 deg
M 264.8173973911898 4.3411e-05 deg
tp 2459493.872144391434
(2021-Oct-06.37214439)
0.00022573 TDB
period 1866.033992691812
5.11
1.8873e-05
5.167e-08
d
yr
n .1929225305701366 1.9513e-09 deg/d
Q 3.167333129558467 2.1357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      9514 days (26.05 yr)  
   first obs. used      1994-10-08  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:39:19  

Additional Information
 Earth MOID = 1.78028 au 
 Jupiter MOID = 1.85042 au 
 T_jup = 3.260 
[ 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 15.5   n/a MPO412707  

91588 (1999 TJ)          Discovered 1999-Oct-02 by Comba, P. G. at Prescott
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ 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
1927-Dec-29 19:25 00:03 Jupiter 1.90223960529681 1.90223882220354 1.90224038839128 3.08977984758928 2.94213979755652 2425244.309048421 2.66668187687705 134.20077405018 18.5824537736932 83.1030644389236 2088659.8645515 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 20:39:21 2020-Nov-12 20:39
1963-Dec-28 08:47 00:02 Jupiter 1.94821045143714 1.9482097291674 1.94821117370698 3.33688851621899 3.20394849160876 2438391.866097536 1.56575558744317 77.2249852586761 21.443417811962 78.4996527600551 2204529.45791372 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 20:39:21 2020-Nov-12 20:39
2044-Sep-16 20:49 < 00:01 Jupiter 1.95204698130764 1.95204650514809 1.95204745746709 2.93785766654995 2.78624794621101 2467875.367322214 0.939757342180089 56.1923226271308 15.2098899134698 -86.8160300955259 2940690.90978755 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 20:39:21 2020-Nov-12 20:39
2080-Sep-14 19:20 00:02 Jupiter 1.89656990876403 1.89656929681584 1.89657052071254 2.79927329543923 2.63490337640531 2481022.305618235 2.03320148553793 88.1327482686906 14.9560755696316 -81.2583956351226 2519905.229186 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 20:39:21 2020-Nov-12 20:39
2116-Sep-11 04:48 00:03 Jupiter 1.87208099568961 1.87208037061639 1.87208162076389 2.76501200261613 2.59622648117685 2494166.699770499 3.15040402492302 146.020565758019 13.2403928564557 -83.8001850667223 2306977.82591732 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 20:39:21 2020-Nov-12 20:39
2152-Sep-07 05:15 00:04 Jupiter 1.85592959481658 1.85592903901338 1.85593015061979 2.77487732563044 2.60521971574464 2507311.718761137 4.30316295602348 215.985164444056 13.0794087176048 -87.7183022280605 2129218.94889703 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 20:39:21 2020-Nov-12 20:39
2188-Sep-01 08:44 00:06 Jupiter 1.85932892430218 1.85932820114444 1.8593296474651 2.8567074463324 2.6925214603286 2520454.863647896 5.50163696975743 279.105782878402 14.8745053569508 88.71921363163 2042340.7653823 T 18 CATAB v2.0f-lin.ifort 2020-Nov-12 20:39:21 2020-Nov-12 20:39

Alternate Designations
 1999 TJ = 1997 HF10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-25 00:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin