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85372 (1996 EO12)
Classification: Mars-crossing Asteroid          SPK-ID: 2085372
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2499406209062424 4.1588e-08  
a 2.209491582792433 7.6483e-09 au
q 1.657249884702176 9.2411e-08 au
i 7.463041303626748 4.3524e-06 deg
node 302.5253972039531 3.3884e-05 deg
peri 78.9803916618572 3.4952e-05 deg
M 15.16838943339337 9.6446e-06 deg
tp 2459345.955497821324
(2021-May-11.45549782)
3.1976e-05 TDB
period 1199.601372592978
3.28
6.2288e-06
1.705e-08
d
yr
n .3000996899677166 1.5582e-09 deg/d
Q 2.76173328088269 9.56e-09 au
  Orbit Determination Parameters
   # obs. used (total)      888  
   data-arc span      10904 days (29.85 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-07-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55727  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:03:34  

Additional Information
 Earth MOID = .678978 au 
 Jupiter MOID = 2.76143 au 
 T_jup = 3.606 
[ 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 15.54   n/a E2021B10  
rotation period rot_per 28.1551 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

85372 (1996 EO12)          Discovered 1996-Mar-13 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1996 EO12 = 1991 RP29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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