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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
185057 (2006 RH22)
Classification: Main-belt Asteroid          SPK-ID: 2185057
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2735486425452305 5.3383e-08  
a 2.640151312949111 1.1649e-08 au
q 1.917941505177873 1.3711e-07 au
i 13.24236288824764 4.3725e-06 deg
node 172.8045794467595 2.4017e-05 deg
peri 210.9996306586532 2.5384e-05 deg
M 65.80139831742426 8.2714e-06 deg
tp 2458714.099167670469
(2019-Aug-18.59916767)
3.5522e-05 TDB
period 1566.901346704803
4.29
1.037e-05
2.839e-08
d
yr
n .2297528180424893 1.5206e-09 deg/d
Q 3.362361120720348 1.4835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      9079 days (24.86 yr)  
   first obs. used      1995-02-25  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 22:33:37  

Additional Information
 Earth MOID = .93178 au 
 Jupiter MOID = 2.13056 au 
 T_jup = 3.305 
[ 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 15.9   n/a MPO502994  
diameter diameter 3.333 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185057 (2006 RH22)          Discovered 2006-Sep-15 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ 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 2020-Feb-17 19:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin