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7001 Noether (1955 EH)
Classification: Main-belt Asteroid          SPK-ID: 2007001
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508625579981803 5.147e-08  
a 2.3795007732715 1.2752e-08 AU
q 2.020523199857113 1.2116e-07 AU
i 7.026024273197578 7.331e-06 deg
node 151.7710366424716 4.9522e-05 deg
peri 278.4340711517964 5.7032e-05 deg
M 167.2308069688415 2.7704e-05 deg
tp 2456377.710922980587
(2013-Mar-26.21092298)
0.00010212 JED
period 1340.68639499397
3.67
1.0777e-05
2.951e-08
d
yr
n .2685191714812762 2.1585e-09 deg/d
Q 2.738478346685886 1.4676e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1082  
   data-arc span      22007 days (60.25 yr)  
   first obs. used      1955-03-14  
   last obs. used      2015-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54377  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:55:43  

Additional Information
 Earth MOID = 1.04867 AU 
 T_jup = 3.514 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2 mag n/a PDS3 (MPC 28116)  
rotation period rot_per 9.581 h n/a LCDB (Rev. 2015-July); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J., in press.]

7001 Noether (1955 EH)          Discovered 1955-Mar-14 by Indiana University at Brooklyn
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1955 EH = 1977 CB1 = 1988 CD1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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