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JPL Small-Body Database Browser
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492 Gismonda (A902 RF)
Classification: Main-belt Asteroid          SPK-ID: 2000492
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1781357259755917 3.3932e-08  
a 3.114706898176413 1.2369e-08 au
q 2.559866323668574 1.0651e-07 au
i 1.61839025529479 3.7701e-06 deg
node 46.21416501007066 0.00013277 deg
peri 296.6470366241477 0.00013311 deg
M 86.94438056234802 1.0617e-05 deg
tp 2458115.587677077626
(2017-Dec-28.08767708)
5.8356e-05 TDB
period 2007.81735545141
5.50
1.196e-05
3.274e-08
d
yr
n .1792991772994524 1.068e-09 deg/d
Q 3.669547472684252 1.4572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3010  
   data-arc span      42791 days (117.16 yr)  
   first obs. used      1902-09-04  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46048  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 01:53:52  

Additional Information
 Earth MOID = 1.5516 au 
 Jupiter MOID = 1.73526 au 
 T_jup = 3.193 
[ 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 10.0   n/a MPO431496  
diameter diameter 53.418 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.488 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Koff, R.A. (2002) Minor Planet Bull. 29, 25-26.]
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.069   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

492 Gismonda (A902 RF)          Discovered 1902-Sep-03 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A902 RF = A913 RB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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