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703 Noemi (A910 TD)
Classification: Main-belt Asteroid          SPK-ID: 2000703
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375212066141894 1.901e-08  
a 2.175013655195382 3.1858e-09 au
q 1.875903152930575 4.186e-08 au
i 2.457979441721037 6.4204e-07 deg
node 213.7460105244376 1.7229e-05 deg
peri 174.9235129502322 1.5785e-05 deg
M 115.8202797092603 5.4393e-06 deg
tp 2458823.558879360070
(2019-Dec-06.05887936)
1.7402e-05 TDB
period 1171.632496234813
3.21
2.5742e-06
7.048e-09
d
yr
n .307263584064888 6.7509e-10 deg/d
Q 2.474124157460189 3.6239e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3381  
   data-arc span      40346 days (110.46 yr)  
   first obs. used      1910-10-06  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40969  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:46:19  

Additional Information
 Earth MOID = .879505 au 
 Jupiter MOID = 2.95274 au 
 T_jup = 3.672 
[ 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 12.55   n/a MPCxxxxx  
diameter diameter 7.250 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 200. 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:
[Franco, L.; Scardella, M.; Tomassini, A.; Franceschini, F.; et al. (2017) Minor Planet Bull. 44, 247-248.]
[Noschese, A.; Vecchione, A.; D'Avino, L.; Izzo, L. (2017) Minor Planet Bull. 44, 177-178.]
geometric albedo albedo 0.368   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

703 Noemi (A910 TD)          Discovered 1910-Oct-03 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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