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

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1512634127330358 2.6612e-08  
a 2.379837015856742 6.4556e-09 au
q 2.019854747089847 6.3228e-08 au
i 7.026115332893283 4.1623e-06 deg
node 151.6421100534527 2.4524e-05 deg
peri 279.1473911141593 2.8633e-05 deg
M 37.13197376072392 1.4281e-05 deg
tp 2459062.186432281879
(2020-Jul-31.68643228)
5.313e-05 TDB
period 1340.97057967847
3.67
5.4563e-06
1.494e-08
d
yr
n .2684622656571024 1.0924e-09 deg/d
Q 2.739819284623636 7.4321e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2362  
   data-arc span      24107 days (66.00 yr)  
   first obs. used      1955-03-14  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46156  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 19:18:46  

Additional Information
 Earth MOID = 1.04792 au 
 Jupiter MOID = 2.5441 au 
 T_jup = 3.513 
[ 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 13.3   n/a MPO452267  
diameter diameter 6.072 km 0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.5809 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Ditteon, R.; Adam, A.; Doyel, M.; Gibson, J.; et al. (2018) Minor Planet Bull. 45, 13-16.]
geometric albedo albedo 0.252   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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