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JPL Small-Body Database Browser
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811 Nauheima (A915 RT)
Classification: Main-belt Asteroid          SPK-ID: 2000811
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07114530661391545 3.357e-08  
a 2.897559496389866 1.0681e-08 au
q 2.691411737587147 9.5148e-08 au
i 3.137028364607753 3.4927e-06 deg
node 130.8095204285981 7.783e-05 deg
peri 178.4972363778973 8.4135e-05 deg
M 115.572689146228 3.3279e-05 deg
tp 2458422.138083731241
(2018-Oct-30.63808373)
0.00016597 TDB
period 1801.552697223439
4.93
9.9611e-06
2.727e-08
d
yr
n .1998276267770761 1.1049e-09 deg/d
Q 3.103707255192586 1.1441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3033  
   data-arc span      38136 days (104.41 yr)  
   first obs. used      1915-09-08  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45151  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:37:37  

Additional Information
 Earth MOID = 1.67676 au 
 Jupiter MOID = 2.07303 au 
 T_jup = 3.282 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.7   n/a MPO265960  
diameter diameter 16.105 km 1.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 4.0011 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Galad, A. (2008) Minor Planet Bull. 35, 17-21.]
[Sada, P.V. (2008) Minor Planet Bull. 35, 161-162.]
[Slivan, S.M.; Binzel, R.P.; Boroumand, S.C.; Pan M.W.; et al. (2008) Icarus 195, 226-276.]
geometric albedo albedo 0.357   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.865   0.021 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=6.05, mean=7.63, max.=9.20) deg.
U-B UB 0.447   0.103 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=6.05, mean=7.63, max.=9.20) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

811 Nauheima (A915 RT)          Discovered 1915-Sep-08 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A915 RT = 1928 DK1 = 1929 LC = 1930 SM = 1948 GL = A906 XB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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