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JPL Small-Body Database Browser
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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .137417886694447 3.6774e-08  
a 2.175000064942402 3.4477e-09 au
q 1.876116152457732 8.0251e-08 au
i 2.457972577518611 4.0782e-06 deg
node 213.754361535998 6.2294e-05 deg
peri 174.9194385437607 6.3137e-05 deg
M 54.37500944421049 9.8819e-06 deg
tp 2458823.536302921767
(2019-Dec-06.03630292)
3.2097e-05 TDB
period 1171.621515091927
3.21
2.7858e-06
7.627e-09
d
yr
n .307266463924362 7.3059e-10 deg/d
Q 2.473883977427072 3.9215e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2943  
   data-arc span      39933 days (109.33 yr)  
   first obs. used      1910-10-06  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:34:35  

Additional Information
 Earth MOID = .880946 au 
 Jupiter MOID = 2.95202 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 12.5   n/a MPO337248  
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. 2019-August); 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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