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 ]  
101906 (1999 RX1)
Classification: Main-belt Asteroid          SPK-ID: 2101906
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2080108944692944 3.8915e-08  
a 2.43979695745359 7.9836e-09 au
q 1.932292610010206 9.4585e-08 au
i 2.10740603828574 4.2615e-06 deg
node 346.9240863931447 8.5948e-05 deg
peri 347.1098857332942 8.6339e-05 deg
M 226.0303175190604 7.4062e-06 deg
tp 2459718.503843609285
(2022-May-19.00384361)
2.9465e-05 TDB
period 1391.96704990231
3.81
6.8323e-06
1.871e-08
d
yr
n .2586268116226351 1.2694e-09 deg/d
Q 2.947301304896975 9.6442e-09 au
  Orbit Determination Parameters
   # obs. used (total)      909  
   data-arc span      7883 days (21.58 yr)  
   first obs. used      1999-08-13  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53682  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:18  

Additional Information
 Earth MOID = .920436 au 
 Jupiter MOID = 2.42575 au 
 T_jup = 3.471 
[ 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 15.61   n/a E2021B55  

101906 (1999 RX1)          Discovered 1999-Sep-06 by Korlevic, K. at Visnjan
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-20 04:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin