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1206 Numerowia (1931 UH)
Classification: Main-belt Asteroid          SPK-ID: 2001206
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05287124133962201 2.6143e-08  
a 2.866378088977222 1.1402e-08 au
q 2.714829121264303 7.8836e-08 au
i 13.00260349535644 9.0222e-07 deg
node 324.4205592790058 3.6604e-06 deg
peri 278.2501456727733 2.019e-05 deg
M 281.0243670174301 2.1358e-05 deg
tp 2459589.356403016999
(2022-Jan-09.85640302)
0.00010552 TDB
period 1772.550593130608
4.85
1.0576e-05
2.896e-08
d
yr
n .2030971648398381 1.2118e-09 deg/d
Q 3.017927056690141 1.2005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2646  
   data-arc span      32656 days (89.41 yr)  
   first obs. used      1931-10-18  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38235  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:08:34  

Additional Information
 Earth MOID = 1.73746 au 
 Jupiter MOID = 2.11271 au 
 T_jup = 3.260 
[ 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 11.57   n/a E2021B10  
diameter diameter 14.534 km 0.264 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 4.7743 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Molnar, L.A.; Haegert, M.J.; Beaumonts, C.N.; Block, M.J.; et al. (2008) Minor Planet Bull. 35, 9-12.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.159   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1206 Numerowia (1931 UH)          Discovered 1931-Oct-18 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1931 UH = 1974 QE = 1974 TY1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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