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1377 Roberbauxa (1936 CD)
Classification: Main-belt Asteroid          SPK-ID: 2001377
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09284092583870078 3.2997e-08  
a 2.260437207160443 5.6804e-09 au
q 2.050576124047421 7.4114e-08 au
i 6.024566231089736 3.5309e-06 deg
node 223.211457903056 3.1217e-05 deg
peri 356.599459488287 3.6405e-05 deg
M 226.8703226240234 2.0089e-05 deg
tp 2459459.549455415957
(2021-Sep-02.04945542)
6.9741e-05 TDB
period 1241.329560823868
3.40
4.6792e-06
1.281e-08
d
yr
n .2900116225066522 1.0932e-09 deg/d
Q 2.470298290273466 6.2078e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2806  
   data-arc span      30957 days (84.76 yr)  
   first obs. used      1936-02-14  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41985  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:00:10  

Additional Information
 Earth MOID = 1.04242 au 
 Jupiter MOID = 2.50313 au 
 T_jup = 3.607 
[ 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 13.0   n/a MPO502166  
diameter diameter 6.217 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.3627 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Ditteon, R.; West, J. (2011) Minor Planet Bull. 38, 214-217.]
geometric albedo albedo 0.263   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1377 Roberbauxa (1936 CD)          Discovered 1936-Feb-14 by Boyer, L. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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