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120559 (1995 EB2)
Classification: Main-belt Asteroid          SPK-ID: 2120559
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1507488089907197 3.9947e-08  
a 2.433269176443769 8.2654e-09 au
q 2.066456746141042 9.9103e-08 au
i 2.018556493567546 5.5185e-06 deg
node 182.8461558329086 0.00011627 deg
peri 248.6622144906655 0.00011799 deg
M 343.8862448574212 1.8041e-05 deg
tp 2459262.555162638104
(2021-Feb-17.05516264)
6.9517e-05 TDB
period 1386.384387254762
3.80
7.064e-06
1.934e-08
d
yr
n .2596682444706775 1.3231e-09 deg/d
Q 2.800081606746497 9.5115e-09 au
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      9454 days (25.88 yr)  
   first obs. used      1995-02-22  
   last obs. used      2021-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56103  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:22  

Additional Information
 Earth MOID = 1.0815 au 
 Jupiter MOID = 2.4653 au 
 T_jup = 3.490 
[ 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 16.39   n/a E2021B55  
rotation period rot_per 2.77 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

120559 (1995 EB2)          Discovered 1995-Mar-01 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1995 EB2 = 1999 EH10 = 2001 SZ245 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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