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 ]  
277410 (2005 UM222)
Classification: Main-belt Asteroid          SPK-ID: 2277410
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03317953853368008 6.6601e-08  
a 2.411884131137634 1.9513e-08 au
q 2.331858928669782 1.6211e-07 au
i 1.698169988039164 8.3156e-06 deg
node 315.033772369787 0.00025386 deg
peri 153.8020200427354 0.0003037 deg
M 254.7507531007414 0.000163 deg
tp 2459400.490413908576
(2021-Jul-04.99041391)
0.00062014 TDB
period 1368.14802242639
3.75
1.6603e-05
4.546e-08
d
yr
n .2631294232049141 3.1932e-09 deg/d
Q 2.491909333605487 2.0161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5528 days (15.13 yr)  
   first obs. used      2003-01-27  
   last obs. used      2018-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65594  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:38:54  

Additional Information
 Earth MOID = 1.3487 au 
 Jupiter MOID = 2.52701 au 
 T_jup = 3.518 
[ 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 17.8   n/a MPO437263  

277410 (2005 UM222)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 UM222 = 2003 BH45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-21 17:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin