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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2762096439703772 5.515e-08  
a 2.578107883157205 2.322e-08 AU
q 1.866009622633131 1.4212e-07 AU
i 5.032762715309519 5.2259e-06 deg
node 102.1367224457552 8.6881e-05 deg
peri 321.2247611017522 8.842e-05 deg
M 224.6612193601985 2.4108e-05 deg
tp 2457568.920609086630
(2016-Jun-29.42060909)
0.00010799 JED
period 1511.993962881969
4.14
2.0427e-05
5.593e-08
d
yr
n .2380961887663983 3.2167e-09 deg/d
Q 3.29020614368128 2.9634e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      637  
   data-arc span      8551 days (23.41 yr)  
   first obs. used      1992-01-30  
   last obs. used      2015-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54369  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:35:45  

Additional Information
 Earth MOID = .88219 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 14.4 mag n/a MPO299138  

24855 (1995 YM4)          Discovered 1995-Dec-22 by Shimizu, Y., Urata, T. at Nachi-Katsuura
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 ]
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