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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
(2020 WT1)
Classification: Apollo [NEO]          SPK-ID: 54091637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5099681440287959 0.00042452  
a 1.421148471072079 0.00099379 au
q .6964080228900899 0.00011644 au
i 18.79313984367163 0.014204 deg
node 57.72122791769033 0.00048867 deg
peri 83.63840398757978 0.0076647 deg
M 99.0646484453807 0.093113 deg
tp 2459226.216014209617
(2021-Jan-11.71601421)
0.018562 TDB
period 618.8104015564826
1.69
0.64909
0.001777
d
yr
n .5817613910407752 0.00061022 deg/d
Q 2.145888919254067 0.0015006 au
  Orbit Determination Parameters
   # obs. used (total)      56  
   data-arc span      2 days  
   first obs. used      2020-11-19  
   last obs. used      2020-11-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .36196  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:18:33  

Additional Information
 Earth MOID = .00419526 au 
 Jupiter MOID = 3.05825 au 
 T_jup = 4.513 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.5   .62442 E2021-CC3 autocmod 2.8

[ 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
1905-Dec-12 21:00 4_17:37 Earth 0.265035596817835 0.240028800329933 0.290985884676143 12.0676945341019 12.0668614308459 2417192.374999053 6817.09534474457 1495525.63006203 596.347849647211 -31.6704948191671 28975.0021723469 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 23:18:34 2021-Apr-15 23:18
1987-May-29 09:36 1_18:47 Earth 0.393138729614057 0.377917340822818 0.408625287453149 27.6402094758204 27.6399642720617 2446944.900213325 2566.77210466731 919498.959730416 2012.74545348492 -33.5975896434016 15613.8791156735 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 23:18:34 2021-Apr-15 23:18
1988-Oct-28 14:16 3_21:40 Earth 0.465946104303822 0.385802584962936 0.546120039177996 30.1491060119867 30.1489163398228 2447463.094201428 5620.47890284608 4001597.43183729 57.8288442707981 2.65582308158556 55679.266360197 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 23:18:34 2021-Apr-15 23:18
2014-Jun-01 12:22 5_23:28 Earth 0.459219665026462 0.335452867350294 0.584176204631757 29.5334674729413 29.533271010795 2456810.015304469 8607.61489060295 6310070.28944632 1026.84349524157 -10.2477263945776 11417.7752688766 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 23:18:34 2021-Apr-15 23:18
2015-Nov-01 14:24 4_15:53 Earth 0.40173046576692 0.304796941755991 0.498701749839255 28.3179604502856 28.317726233825 2457328.100247154 6712.62255817528 4838524.01274083 67.1740886522995 2.2423796338384 34410.3865674687 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 23:18:34 2021-Apr-15 23:18
2020-Nov-21 01:16 < 00:01 Earth 0.012263555389686 0.0122350731227391 0.0122920374610156 17.2008458878926 17.1882100017907 2459174.552976765 0.0447027587745678 1418.18750084418 5.14282549764604 0.0325816167315624 992.53822917734 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 23:18:34 2021-Apr-15 23:18
2031-May-10 20:50 8_22:47 Earth 0.0548601406590413 0.0528933957655949 0.220128747147536 16.9005347055763 16.8976606714308 2462997.368321278 12886.6445530984 9932893.58389386 950.23192167343 74.6865022408189 8747.9716669546 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 23:18:34 2021-Apr-15 23:18
2085-May-09 08:32 5_13:12 Venus 0.149580714690592 0.145755773051879 0.220772698039787 15.4638587189205 15.4629198852605 2482719.855333114 7991.75637674543 6593455.84820632 164.181956962469 -77.0237607784372 58421.6610603206 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 23:18:34 2021-Apr-15 23:18
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-18 15:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin