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 ]  
48557 (1993 TJ37)
Classification: Main-belt Asteroid          SPK-ID: 2048557
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723352522770588 3.9604e-08  
a 2.740139413711394 1.6643e-08 au
q 2.267916796575129 1.0864e-07 au
i 3.621601084590018 4.4855e-06 deg
node 122.6389152169907 8.6222e-05 deg
peri 341.0812150127478 8.764e-05 deg
M 252.6706912202632 1.7151e-05 deg
tp 2459494.438920067840
(2021-Oct-06.93892007)		 8.0925e-05 TDB
period 1656.751666866166
4.54		 1.5094e-05
4.133e-08		 d
yr
n .2172926740921644 1.9797e-09 deg/d
Q 3.212362030847659 1.9511e-08 au
   Orbit Determination Parameters
   # obs. used (total)      711  
   data-arc span      9790 days (26.80 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57328  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:34:38  

Additional Information
 Earth MOID = 1.28514 au 
 Jupiter MOID = 1.93214 au 
 T_jup = 3.326 
[ 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 15.1   n/a MPO347857  
diameter diameter 5.386 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48557 (1993 TJ37)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20021120/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
1938-Apr-17 08:06 00:02 Jupiter 1.95705955958747 1.95705900338667 1.95706011578938 2.34794080159113 2.15574087328011 2429005.837588671 2.02569512614749 116.328938058999 8.80103285720895 -89.4800687363021 2287494.50027139 T 16 CATAB v2.0f-lin.ifort 2020-Aug-25 04:34:48 2020-Aug-25 04:34
1997-Jan-24 11:05 < 00:01 Jupiter 1.94295250802336 1.94295218137792 1.94295283466869 2.12097639442954 1.90437620228229 2450472.961636651 0.505595137349109 60.2143444607283 13.0449629033012 87.6480562947796 2667841.34975108 T 16 CATAB v2.0f-lin.ifort 2020-Aug-25 04:34:48 2020-Aug-25 04:34
2055-Nov-03 17:51 00:01 Jupiter 1.99479776818385 1.99479725001265 1.99479828635492 2.14979691163684 1.9422655060522 2471940.243741932 1.09645026537453 58.7855414001764 14.6232029525527 -88.2055358381254 2488632.28122446 T 16 CATAB v2.0f-lin.ifort 2020-Aug-25 04:34:48 2020-Aug-25 04:34
2092-Oct-07 15:30 00:02 Jupiter 1.96783180676165 1.96783128806084 1.96783232546346 2.46325297533963 2.28182961843038 2485428.145602606 2.07241146789187 121.870148985165 8.25612476356214 89.453584280338 2410287.9006288 T 16 CATAB v2.0f-lin.ifort 2020-Aug-25 04:34:48 2020-Aug-25 04:34
2151-Jul-19 16:15 00:04 Jupiter 1.92813628929044 1.92813595729111 1.92813662128986 2.15022013351518 1.93516269799919 2506896.177333995 3.61031706420071 179.910390212769 16.7369871020076 -83.3386460561291 2574606.31109091 T 16 CATAB v2.0f-lin.ifort 2020-Aug-25 04:34:48 2020-Aug-25 04:34

Alternate Designations
 1993 TJ37 = 1999 BJ3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-30 10:12 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin