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 ]  
74193 (1998 RW45)
Classification: Main-belt Asteroid          SPK-ID: 2074193
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215491501243573 4.5525e-08  
a 2.600206876149462 9.8942e-09 au
q 2.284153940205985 1.1919e-07 au
i 2.189209287823243 5.0215e-06 deg
node 215.1109800651292 9.9572e-05 deg
peri 161.3094197338109 0.00010088 deg
M 46.79853994174757 1.5188e-05 deg
tp 2458801.414292169360
(2019-Nov-13.91429217)
6.4531e-05 TDB
period 1531.476300505155
4.19
8.7413e-06
2.393e-08
d
yr
n .2350673006701146 1.3417e-09 deg/d
Q 2.916259812092939 1.1097e-08 au
  Orbit Determination Parameters
   # obs. used (total)      698  
   data-arc span      10665 days (29.20 yr)  
   first obs. used      1990-11-22  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54469  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:12:25  

Additional Information
 Earth MOID = 1.28564 au 
 Jupiter MOID = 2.54685 au 
 T_jup = 3.403 
[ 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 15.8   n/a MPO351366  

74193 (1998 RW45)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RW45 = 2000 CA18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-09 21:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin