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 ]  
18447 (1994 PU13)
Classification: Main-belt Asteroid          SPK-ID: 2018447
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03794836316714719 4.4568e-08  
a 3.100729769371415 2.03e-08 au
q 2.983062150000124 1.4749e-07 au
i 2.135216211832418 4.1263e-06 deg
node 150.2472854556376 0.00012684 deg
peri 206.5772538389987 0.00014131 deg
M 276.2995209926062 6.4468e-05 deg
tp 2459664.181477628599
(2022-Mar-25.68147763)
0.00035844 TDB
period 1994.317522741418
5.46
1.9584e-05
5.362e-08
d
yr
n .1805128801682185 1.7726e-09 deg/d
Q 3.218397388742706 2.107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      10359 days (28.36 yr)  
   first obs. used      1992-02-28  
   last obs. used      2020-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56589  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:29:27  

Additional Information
 Earth MOID = 1.97642 au 
 Jupiter MOID = 1.96281 au 
 T_jup = 3.220 
[ 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 14.44   n/a E2021B10  

18447 (1994 PU13)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20001111/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
1941-Jan-10 14:15 00:02 Jupiter 1.96603952167978 1.96603905015921 1.96603999320058 3.76720963277266 3.65105667197932 2430005.093569378 2.09450688698291 79.6956419989616 17.2980831723532 82.7547907856447 3550620.09995975 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 02:29:34 2021-Apr-13 02:29
1951-Feb-07 01:30 00:02 Jupiter 1.98460890292975 1.98460850674223 1.98460929911727 3.92038526534308 3.80996447015079 2433684.562781149 1.8169497772709 95.227130054749 16.348504762517 -89.676395875047 3878567.03373864 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 02:29:34 2021-Apr-13 02:29
2011-Nov-24 15:24 < 00:01 Jupiter 1.95928132679505 1.95928088372367 1.95928176986643 3.79119250670159 3.67539316342211 2455890.141613891 0.217391075312698 33.8412444075279 17.9541600400181 87.7059269706402 3455432.66971457 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 02:29:34 2021-Apr-13 02:29
2082-Oct-07 22:06 00:02 Jupiter 1.95886049432855 1.95886005015623 1.95886093850098 3.82396085981858 3.70915963368004 2481775.420607178 2.04794874480023 101.844215597822 17.6068561938797 -87.9749904606418 3510564.32622254 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 02:29:34 2021-Apr-13 02:29
2153-Aug-23 05:37 00:04 Jupiter 1.96234804074608 1.9623475525803 1.96234852891386 3.85923249336069 3.74571768003749 2507661.734213351 4.09375452711572 206.558780519858 17.3908459660085 -87.3091277580881 3591385.00851618 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 02:29:34 2021-Apr-13 02:29

Alternate Designations
 1994 PU13 = 2000 SW205 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-15 03:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin