Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
24855 (1995 YM4)
Classification: Main-belt Asteroid          SPK-ID: 2024855
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2763699345683723 5.9748e-08  
a 2.577810415774289 2.4493e-08 AU
q 1.86538111983708 1.5187e-07 AU
i 5.032874362873402 5.2456e-06 deg
node 102.1362097590525 9.2605e-05 deg
peri 321.2221993342764 9.3995e-05 deg
M 177.0493330668104 2.3819e-05 deg
tp 2456057.024464359035
(2012-May-09.52446436)
9.1119e-05 JED
period 1511.732284977023
4.14
2.1546e-05
5.899e-08
d
yr
n .2381374027514876 3.394e-09 deg/d
Q 3.290239711711497 3.1263e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      627  
   data-arc span      8190 days (22.42 yr)  
   first obs. used      1992-01-30  
   last obs. used      2014-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5474  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:52:35  

Additional Information
 Earth MOID = .880957 AU 
 T_jup = 3.366 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO266084  

24855 (1995 YM4)          Discovered 1995-Dec-22 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 YM4 = 1999 XO3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-26 01:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin