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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1506502991137297 4.527e-08  
a 2.433202018986612 1.2453e-08 au
q 2.066639407022148 1.0839e-07 au
i 2.018553915334278 6.1407e-06 deg
node 182.8464645487873 0.00014497 deg
peri 248.6366983739807 0.00014691 deg
M 291.964039977237 2.5925e-05 deg
tp 2459262.500243905521
(2021-Feb-17.00024391)
0.00010102 TDB
period 1386.326991997037
3.80
1.0642e-05
2.914e-08
d
yr
n .2596789949832913 1.9935e-09 deg/d
Q 2.799764630951076 1.4329e-08 au
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      9289 days (25.43 yr)  
   first obs. used      1995-02-22  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58353  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:09:47  

Additional Information
 Earth MOID = 1.0822 au 
 Jupiter MOID = 2.46546 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 16.3   n/a MPO436582  
rotation period rot_per 2.77 h n/a LCDB (Rev. 2019-August); 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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