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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1787239453697287 1.7838e-08  
a 3.113469637615946 1.1457e-08 au
q 2.557018060192365 5.8961e-08 au
i 1.618362961454266 1.2157e-06 deg
node 46.18868002638789 5.0599e-05 deg
peri 296.684829425253 5.0553e-05 deg
M 194.4965369472411 8.6368e-06 deg
tp 2460123.007623768681
(2023-Jun-27.50762377)
5.1242e-05 TDB
period 2006.621120978345
5.49
1.1076e-05
3.032e-08
d
yr
n .1794060653684732 9.9025e-10 deg/d
Q 3.669921215039528 1.3504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3738  
   data-arc span      43292 days (118.53 yr)  
   first obs. used      1902-09-04  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42236  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 10:58:33  

Additional Information
 Earth MOID = 1.54785 au 
 Jupiter MOID = 1.73896 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 10.03   n/a E2021B10  
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. 2020-October); 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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