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 ]  
18986 (2000 RF22)
Classification: Main-belt Asteroid          SPK-ID: 2018986
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2072787436078454 3.7457e-08  
a 2.679189538446887 1.0314e-08 au
q 2.123850497030333 1.0224e-07 au
i 3.737886841033746 3.4591e-06 deg
node 232.4822870027641 5.6038e-05 deg
peri 303.4076330503087 5.681e-05 deg
M 48.91863440945597 7.4849e-06 deg
tp 2458982.841611630935
(2020-May-13.34161163)
3.3382e-05 TDB
period 1601.782649061787
4.39
9.2497e-06
2.532e-08
d
yr
n .224749593966986 1.2978e-09 deg/d
Q 3.23452857986344 1.2452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1922  
   data-arc span      10067 days (27.56 yr)  
   first obs. used      1992-11-23  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47387  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:43:41  

Additional Information
 Earth MOID = 1.13052 au 
 Jupiter MOID = 1.75211 au 
 T_jup = 3.343 
[ 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 14.31   n/a E2021B10  
diameter diameter 10.726 km 2.936 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.036   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

18986 (2000 RF22)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RF22 = 1992 WG7 = 1994 GS9 
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-19 10:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin