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 ]  
80129 (1999 RD225)
Classification: Main-belt Asteroid          SPK-ID: 2080129
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1526381486227229 5.6116e-08  
a 2.270842954930585 1.1295e-08 au
q 1.924225690477027 1.307e-07 au
i 6.764305320141401 6.4695e-06 deg
node 323.6291580567703 4.0054e-05 deg
peri 56.34337772388601 4.4353e-05 deg
M 2.707577391975471 2.0021e-05 deg
tp 2458991.099359249613
(2020-May-21.59935925)
6.9483e-05 TDB
period 1249.910964750027
3.42
9.3254e-06
2.553e-08
d
yr
n .2880205151828533 2.1489e-09 deg/d
Q 2.617460219384143 1.3019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      7916 days (21.67 yr)  
   first obs. used      1996-06-25  
   last obs. used      2018-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56533  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Mar-05 22:22:15  

Additional Information
 Earth MOID = .935204 au 
 Jupiter MOID = 2.87967 au 
 T_jup = 3.588 
[ 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 15.7   n/a MPO436340  

80129 (1999 RD225)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ 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
2150-May-16 09:46 00:02 Iris 0.0308414599208538 0.0308164496697468 0.0308664780808478 3.62170358019744 3.62170352873087 2506466.906900678 2.02069145964895 1469.92510496604 37.6117566666464 32.0054619779523 65024.0127498393 T 18 CATAB v2.0e-lin.ifort 2018-Mar-05 22:22:29 2018-Dec-17 17:21
2198-Apr-19 00:55 00:03 Iris 0.0168242987497463 0.0167992307991423 0.016849421259124 3.51262940695846 3.5126293096829 2523971.537857456 2.70125932193368 1961.01107435404 37.2388835809549 50.3890305135243 52036.190489592 T 18 CATAB v2.0e-lin.ifort 2018-Mar-05 22:22:29 2018-Dec-17 17:21
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-18 18:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin