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24855 (1995 YM4)
Classification: Main-belt Asteroid          SPK-ID: 2024855
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .277667708447684 2.7382e-08  
a 2.576828487227568 6.59e-09 au
q 1.861326426116377 6.9009e-08 au
i 5.045220596725495 4.0923e-06 deg
node 101.9367562012138 3.647e-05 deg
peri 322.1546104968368 3.7415e-05 deg
M 27.44324081631974 8.4032e-06 deg
tp 2459085.324636325904
(2020-Aug-23.82463633)
3.5106e-05 TDB
period 1510.868603318074
4.14
5.7958e-06
1.587e-08
d
yr
n .2382735329924725 9.1404e-10 deg/d
Q 3.292330548338758 8.4198e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1627  
   data-arc span      10642 days (29.14 yr)  
   first obs. used      1992-01-30  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47664  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 03:38:15  

Additional Information
 Earth MOID = .877334 au 
 Jupiter MOID = 2.04881 au 
 T_jup = 3.366 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.58   n/a MPCxxxxx  

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

Alternate Designations
 1995 YM4 = 1999 XO3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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