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1145 Robelmonte (1929 CC)
Classification: Main-belt Asteroid          SPK-ID: 2001145
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187986135325462 2.8568e-08  
a 2.423384749114045 6.3324e-09 au
q 2.135490000863379 7.0686e-08 au
i 6.207168962031201 3.9458e-06 deg
node 346.801559679823 2.9145e-05 deg
peri 267.8330809720874 3.4141e-05 deg
M 328.873187973537 1.7355e-05 deg
tp 2459119.641791119561
(2020-Sep-27.14179112)
6.6429e-05 TDB
period 1377.945315009365
3.77
5.4009e-06
1.479e-08
d
yr
n .2612585536440925 1.024e-09 deg/d
Q 2.711279497364711 7.0846e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3078  
   data-arc span      32807 days (89.82 yr)  
   first obs. used      1930-08-21  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4035  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:26:52  

Additional Information
 Earth MOID = 1.13202 au 
 Jupiter MOID = 2.35886 au 
 T_jup = 3.494 
[ 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 11.3   n/a MPO431506  
diameter diameter 24.029 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.002 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Mansego, E.A.; Rodriguez, P.B.; de Haro, J.L.; Chiner, O.R.; et al. (2016) Minor Planet Bull. 43, 332-336.]
geometric albedo albedo 0.128   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1145 Robelmonte (1929 CC)          Discovered 1929-Feb-03 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1929 CC = A915 RN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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