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JPL Small-Body Database Browser
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1563 Noel (1943 EG)
Classification: Main-belt Asteroid          SPK-ID: 2001563
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08603975400771152 3.2928e-08  
a 2.191091887667928 5.7894e-09 au
q 2.002570880644687 7.192e-08 au
i 5.982623026648867 4.9397e-06 deg
node 53.64426287359744 3.2118e-05 deg
peri 116.1098345094651 4.3859e-05 deg
M 170.1360552989005 3.155e-05 deg
tp 2458040.635189102628
0.00010314 TDB
period 1184.647966411129
n .3038877457331177 1.2044e-09 deg/d
Q 2.379612894691169 6.2875e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2215  
   data-arc span      32780 days (89.75 yr)  
   first obs. used      1930-03-07  
   last obs. used      2019-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41546  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:02:26  

Additional Information
 Earth MOID = 1.01618 au 
 Jupiter MOID = 2.59317 au 
 T_jup = 3.661 
[ 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 12.4   n/a MPO279529  
diameter diameter 7.234 km 0.514 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 3.5495 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2008)]
[Oey, J. (2009) Minor Planet Bull. 36, 4-6.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2011)]
[Pravec, P.; Wolf, M.; Sarounova, L. (2013)]
[Pravec, P.; Wolf, M.; Sarounova, L. (2015)]
[Apostolovska, G.; Kostov, A.; Donchev, Z.; Ovcharov, E. (2017) Minor Planet Bull. 44, 143.]
[Oey, J.; Williams, H.; Groom, R.; Pray, D.; Benishek, V. (2017) Minor Planet Bull. 44, 193-199.]
geometric albedo albedo 0.370   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
SMASSII spectral type spec_B Sa   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1563 Noel (1943 EG)          Discovered 1943-Mar-07 by Arend, S. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1943 EG = 1930 EF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
FirstGov 2020-Jan-28 23:18 UT
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