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 ]  
146461 (2001 RX56)
Classification: Main-belt Asteroid          SPK-ID: 2146461
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 .1447104749556538 3.0837e-08  
a 2.622836979819197 1.3799e-08 au
q 2.243284994738308 7.8808e-08 au
i 1.829472648181743 4.8517e-06 deg
node 133.6084403319881 0.00014183 deg
peri 309.7009685238044 0.00014456 deg
M 70.92905894511634 2.5111e-05 deg
tp 2458694.812928556975
(2019-Jul-30.31292856)
0.00010802 TDB
period 1551.51284052199
4.25
1.2244e-05
3.352e-08
d
yr
n .232031595612758 1.8311e-09 deg/d
Q 3.002388964900085 1.5796e-08 au
  Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      9590 days (26.26 yr)  
   first obs. used      1994-01-18  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60943  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:54:52  

Additional Information
 Earth MOID = 1.25986 au 
 Jupiter MOID = 2.21137 au 
 T_jup = 3.388 
[ 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 16.4   n/a MPO469553  

146461 (2001 RX56)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ 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
2090-Mar-28 20:52 00:05 Hygie 0.0434193751717831 0.0434133710809501 0.0434253881855588 4.06160608785186 4.06160586876261 2484504.369713282 4.51447652555824 1058.95429115544 78.8158297852801 74.1314887217384 79151.3843006541 T 17 CATAB v2.0f-lin.ifort 2020-May-20 23:55:11 2020-May-20 23:55
2145-Mar-20 05:14 < 00:01 Inter 0.0313302537567503 0.0313292011768231 0.031331315454323 5.83760642553003 5.83760634548765 2504583.717783994 0.726593876691043 1811.89623311528 46.6444615275534 89.2245114031675 100428.870335905 T 17 CATAB v2.0f-lin.ifort 2020-May-20 23:55:11 2020-May-20 23:55

Alternate Designations
 2001 RX56 = 2003 BF66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-26 16:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin