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 ]  
102430 (1999 TG204)
Classification: Main-belt Asteroid          SPK-ID: 2102430
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1271791403379574 5.679e-08  
a 2.368014482935119 1.0747e-08 au
q 2.066852436687598 1.3422e-07 au
i 6.994769699573716 7.6483e-06 deg
node 16.54790666527638 3.0476e-05 deg
peri 311.6626980407593 3.9537e-05 deg
M 353.6554570888679 2.6413e-05 deg
tp 2459223.957017752026
(2021-Jan-09.45701775)
9.77e-05 TDB
period 1330.99050774998
3.64
9.0608e-06
2.481e-08
d
yr
n .2704752572642872 1.8413e-09 deg/d
Q 2.66917652918264 1.2114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      714  
   data-arc span      9068 days (24.83 yr)  
   first obs. used      1995-08-30  
   last obs. used      2020-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56821  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:41:57  

Additional Information
 Earth MOID = 1.06206 au 
 Jupiter MOID = 2.66857 au 
 T_jup = 3.526 
[ 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 15.85   n/a E2021B55  

102430 (1999 TG204)          Discovered 1999-Oct-13 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1999-Mar-22 07:30 < 00:01 Hebe 0.048276630502528 0.048275614656446 0.0482776463898715 8.009108343955 8.00910832787683 2451259.812193996 0.286795226089783 111.489112110704 35.7441524781471 -70.1353844304627 191265.078553676 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 15:41:59 2021-Apr-13 15:42
2069-Apr-02 19:38 00:04 Amphi 0.0223909644565545 0.02238037391385 0.0224015586522895 2.48884576245406 2.48884565929621 2476839.318003598 4.16771556101181 695.528536393222 62.6742392868654 -40.890556861457 35127.4261552059 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 15:41:59 2021-Apr-13 15:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-20 16:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin