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207180 (2005 EU)
Classification: Main-belt Asteroid          SPK-ID: 2207180
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132063933649708 4.8461e-08  
a 2.631846888254706 1.8912e-08 au
q 2.333904994146569 1.2865e-07 au
i 14.76204996947214 5.2551e-06 deg
node 155.4403072910735 2.1081e-05 deg
peri 272.8142417700395 3.172e-05 deg
M 287.1991192609785 2.3075e-05 deg
tp 2459315.872259322849
(2021-Apr-11.37225932)
0.00010018 TDB
period 1559.514283394802
4.27
1.6809e-05
4.602e-08
d
yr
n .2308411047164892 2.4881e-09 deg/d
Q 2.929788782362842 2.1052e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      8508 days (23.29 yr)  
   first obs. used      1997-04-14  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5493  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 14:48:01  

Additional Information
 Earth MOID = 1.40316 au 
 Jupiter MOID = 2.36905 au 
 T_jup = 3.344 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO437000  
rotation period rot_per 1.45 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

207180 (2005 EU)          Discovered 2005-Mar-02 by Lowe, A. at Mayhill
Reference: 20090209/Numbers.arcLast Updated: 2009-02-11

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1934-Dec-11 22:43 00:02 Psych 0.0286512715916655 0.0286279516423204 0.0286745918362766 4.05393950837529 4.05393940420784 2427783.446273278 1.76519090568933 1170.9194752349 41.24031438226 7.12544617002243 13379.2186145159 T 13 CATAB v2.0f-lin.ifort 2020-Aug-25 14:48:21 2020-Aug-25 14:48
2199-Sep-22 18:11 00:05 Psych 0.0374171297280988 0.0373607973359045 0.0374734660555178 3.99816680511945 3.99816672424306 2524493.257537420 4.69855155085201 2871.14171231734 41.7302419733003 12.1626598644092 28296.6519606881 T 13 CATAB v2.0f-lin.ifort 2020-Aug-25 14:48:21 2020-Aug-25 14:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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