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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1374178915611932 3.6564e-08  
a 2.175000064563895 3.4319e-09 au
q 1.876116141546066 7.9767e-08 au
i 2.457972475826962 4.0533e-06 deg
node 213.7543601606883 6.2105e-05 deg
peri 174.9194402833379 6.2946e-05 deg
M 54.37500960785383 9.8448e-06 deg
tp 2458823.536302435384
(2019-Dec-06.03630244)
3.1978e-05 TDB
period 1171.621514786088
3.21
2.773e-06
7.592e-09
d
yr
n .3072664640045705 7.2724e-10 deg/d
Q 2.473883987581725 3.9035e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3065  
   data-arc span      40219 days (110.11 yr)  
   first obs. used      1910-10-06  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42301  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:55:30  

Additional Information
 Earth MOID = .880946 au 
 Jupiter MOID = 2.95202 au 
 T_jup = 3.672 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456269.5 (2012-Dec-08.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373771702815073 3.6702e-08  
q 1.876055646877644 8.0048e-08 au
tp 2456479.700100957920
(2013-Jul-06.20010096)
3.1486e-05 TDB
node 213.8282272427846 6.2085e-05 deg
peri 174.6768418924027 6.292e-05 deg
i 2.457601554916995 4.0554e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3065  
   data-arc span      40219 days (110.11 yr)  
   first obs. used      1910-10-06  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42301  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:55:30  

Additional Information
 Jupiter MOID = 2.95202 au 
 T_jup = 3.672 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.347066222921325E-15 -2.935930052463283E-15 -1.450573131599443E-14 -3.959999445108952E-16 9.256806246632883E-15 -1.029994831223715E-15
q -2.935930052463283E-15 6.40761444993678E-15 2.93039198614671E-14 7.816704533400269E-16 -2.22195314599137E-14 2.242930380883406E-15
tp -1.450573131599443E-14 2.93039198614671E-14 9.913681314306963E-10 3.845506286464636E-13 3.254436979102583E-10 1.731014798547901E-13
node -3.959999445108952E-16 7.816704533400269E-16 3.845506286464636E-13 3.854493134319487E-9 -3.850274066293902E-9 -1.746914149739471E-11
peri 9.256806246632883E-15 -2.22195314599137E-14 3.254436979102583E-10 -3.850274066293902E-9 3.958897002592209E-9 1.74982520163032E-11
i -1.029994831223715E-15 2.242930380883406E-15 1.731014798547901E-13 -1.746914149739471E-11 1.74982520163032E-11 1.644652202290713E-11

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. 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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