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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 ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2763699911757047 7.0405e-08  
a 2.577810420230056 2.611e-08 AU
q 1.865380977138436 1.8337e-07 AU
i 5.0328770723822 6.1982e-06 deg
node 102.136167833318 0.00012314 deg
peri 321.2222517347436 0.00012527 deg
M 177.0493274420228 3.0682e-05 deg
tp 2456057.024486051305
(2012-May-09.52448605)
0.00011956 JED
period 1511.732288896587
4.14
2.2968e-05
6.288e-08
d
yr
n .2381374021340538 3.6181e-09 deg/d
Q 3.290239863321677 3.3326e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      591  
   data-arc span      7819 days (21.41 yr)  
   first obs. used      1992-01-30  
   last obs. used      2013-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57195  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 20:42:36  

Additional Information
 Earth MOID = .880956 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 ]
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