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 ]  
70621 (1999 TC214)
Classification: Main-belt Asteroid          SPK-ID: 2070621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .175032902859084 3.8624e-08  
a 2.724651187984776 1.7291e-08 au
q 2.247747581273349 1.0539e-07 au
i 3.996852652708167 5.8695e-06 deg
node 175.6008713593305 6.7754e-05 deg
peri 284.3433880721122 7.0045e-05 deg
M 152.0176219147013 1.7927e-05 deg
tp 2458306.824704822558
(2018-Jul-07.32470482)
7.9709e-05 TDB
period 1642.724725716347
4.50
1.5637e-05
4.281e-08
d
yr
n .2191480985001999 2.0861e-09 deg/d
Q 3.201554794696204 2.0317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      10868 days (29.75 yr)  
   first obs. used      1990-10-19  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52514  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:59:53  

Additional Information
 Earth MOID = 1.2686 au 
 Jupiter MOID = 1.97559 au 
 T_jup = 3.331 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456833.5 (2014-Jun-25.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176894207779781 3.8656e-08  
q 2.241191832115217 1.0585e-07 au
tp 2456666.513419023418
(2014-Jan-09.01341902)
7.6111e-05 TDB
node 175.6582853485717 6.7769e-05 deg
peri 284.2603745874346 6.9999e-05 deg
i 3.997440899149406 5.872e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      10868 days (29.75 yr)  
   first obs. used      1990-10-19  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52514  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:59:53  

Additional Information
 Jupiter MOID = 1.97559 au 
 T_jup = 3.331 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.494265524177131E-15 -4.053020452169856E-15 -2.923903841861298E-13 -4.059378795439852E-15 -9.534427333068794E-14 -8.193937533519745E-16
q -4.053020452169856E-15 1.120352920166409E-14 8.623666830887556E-13 1.093945755924409E-14 2.779102161269908E-13 2.608915535506789E-15
tp -2.923903841861298E-13 8.623666830887556E-13 5.792943529762589E-9 -6.903412930962534E-12 1.35596691629812E-9 7.966579167441626E-14
node -4.059378795439852E-15 1.093945755924409E-14 -6.903412930962534E-12 4.592678245482851E-9 -4.582241744942942E-9 1.076774017052758E-10
peri -9.534427333068794E-14 2.779102161269908E-13 1.35596691629812E-9 -4.582241744942942E-9 4.899897421133163E-9 -1.073628256865992E-10
i -8.193937533519745E-16 2.608915535506789E-15 7.966579167441626E-14 1.076774017052758E-10 -1.073628256865992E-10 3.448004290741955E-11

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 MPO436275  

70621 (1999 TC214)          Discovered 1999-Oct-15 by LINEAR at Socorro
Reference: 20031109/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
1985-Jan-20 07:33 < 00:01 Jupiter 1.98863924198393 1.98863888413365 1.9886395998342 2.07619021645603 1.85975923264788 2446085.814871809 0.853374093824466 63.6759672136685 11.0044642594735 -81.4709682518021 2762502.64505134 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:59:55 2020-Nov-12 21:59
2021-May-08 06:27 < 00:01 Jupiter 1.99264892241839 1.99264849700022 1.99264934783645 2.41908561215413 2.23647667858875 2459342.768590087 0.300179592567098 57.0265480153967 8.73411074326837 -88.1920471562562 2464871.90979947 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:59:55 2020-Nov-12 21:59
2115-May-26 20:11 00:03 Jupiter 1.99731820647999 1.99731753885806 1.99731887410237 2.06209075526131 1.84500907108424 2493693.341257789 2.8302143728831 82.7322171390135 15.0773976383519 -74.8343842724076 2832474.336077 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:59:55 2020-Nov-12 21:59
2151-Sep-12 04:09 00:04 Jupiter 1.97425576694347 1.97425530579325 1.97425622809458 2.27768307541993 2.0808105462298 2506950.672748493 3.84794233856623 187.877718643365 12.1820941239543 -80.9934401997012 2088286.31923913 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 21:59:55 2020-Nov-12 21:59
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-03 04:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin