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 ]  
21582 Arunvenkataraman (1998 SE58)
Classification: Main-belt Asteroid          SPK-ID: 2021582
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1271615587471464 3.3841e-08  
a 2.65884748745638 9.816e-09 au
q 2.320744296480493 8.9365e-08 au
i 2.1864417058435 3.8825e-06 deg
node 357.573638922291 8.5186e-05 deg
peri 229.0027842199938 8.6271e-05 deg
M 217.4870674879624 1.5543e-05 deg
tp 2460023.388557698250
(2023-Mar-19.88855770)
7.0014e-05 TDB
period 1583.574745066084
4.34
8.7694e-06
2.401e-08
d
yr
n .2273337593452066 1.2589e-09 deg/d
Q 2.996950678432267 1.1064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2164  
   data-arc span      11257 days (30.82 yr)  
   first obs. used      1990-10-14  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47908  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:43:45  

Additional Information
 Earth MOID = 1.31243 au 
 Jupiter MOID = 1.98817 au 
 T_jup = 3.374 
[ 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 13.87   n/a E2021B10  
diameter diameter 4.664 km 0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.295   0.079 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

21582 Arunvenkataraman           Discovered 1998 Sept. 17 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Arun Venkataraman (b. 1958), head of the computer department of the Arecibo Observatory, has made important contributions to radar observations of minor planets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080718/MPCPages.arcLast Updated: 2008-07-18

[ 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
1916-Sep-01 20:24 00:02 Jupiter 1.98470163038157 1.98470133297895 1.98470192778442 2.53166062065634 2.35706470297392 2421108.349953472 1.56401854667056 86.6294696131222 5.44818019216215 89.9514812644416 3503503.54108046 T 39 CATAB v2.0g-lin.ifort 2021-Aug-24 22:44:05 2021-Aug-24 22:44
1964-Aug-02 19:45 < 00:01 Jupiter 1.98935532162288 1.98935500673344 1.98935563651232 2.46022444280482 2.28060288838215 2438610.322945899 0.81104804177793 42.5495007688535 6.20883929117345 89.5898755503426 3507079.4252088 T 39 CATAB v2.0g-lin.ifort 2021-Aug-24 22:44:05 2021-Aug-24 22:44
2142-May-08 11:39 00:02 Jupiter 1.98294566191337 1.98294537704892 1.98294594677783 2.4681345192329 2.28853242730917 2503536.985555694 2.00159565267971 84.346307961065 5.39437583737484 88.0787044971467 3534140.13121421 T 39 CATAB v2.0g-lin.ifort 2021-Aug-24 22:44:05 2021-Aug-24 22:44

Alternate Designations
 1998 SE58 = 1990 TM12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-22 16:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin