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 ]  
255071 (2005 UH6)
Classification: Apollo [NEO, PHA]          SPK-ID: 2255071
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6323723257221705 2.1298e-06  
a 1.001196817821545 1.4839e-08 au
q .3680676576300984 2.1369e-06 au
i 2.639431671345299 6.184e-05 deg
node 19.30905642268788 0.00036661 deg
peri 200.223835351028 0.00034373 deg
M 279.3725670765247 0.00019061 deg
tp 2459082.451696723915
(2020-Aug-20.95169672)
0.00019235 TDB
period 365.9128134292805
1.00
8.1348e-06
2.227e-08
d
yr
n .9838409227218187 2.1872e-08 deg/d
Q 1.634325978012992 2.4222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      6240 days (17.08 yr)  
   first obs. used      2002-10-26  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .64393  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-26 05:05:06  

Additional Information
 Earth MOID = .0233054 au 
 Jupiter MOID = 3.343 au 
 T_jup = 5.876 
[ 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 18.2   n/a MPO427439  

255071 (2005 UH6)          Discovered 2005-Oct-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20101128/Numbers.arcLast Updated: 2010-12-06

[ 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-Nov-01 03:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin