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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1789401560765324 1.783e-08  
a 3.112751034912316 1.1302e-08 au
q 2.555754878897718 5.8899e-08 au
i 1.618478014559065 1.2144e-06 deg
node 46.18520971033643 5.026e-05 deg
peri 296.7371898620538 5.02e-05 deg
M 229.6118747684841 8.7313e-06 deg
tp 2460123.024971860772
(2023-Jun-27.52497186)
5.109e-05 TDB
period 2005.926455384446
5.49
1.0925e-05
2.991e-08
d
yr
n .1794681948750729 9.7747e-10 deg/d
Q 3.669747190926913 1.3325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      4046  
   data-arc span      43394 days (118.81 yr)  
   first obs. used      1902-09-04  
   last obs. used      2021-06-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41027  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:08:36  

Additional Information
 Earth MOID = 1.54761 au 
 Jupiter MOID = 1.7393 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1932-Aug-27 22:37 00:01 Jupiter 1.73476399435068 1.73476375349354 1.73476423520811 1.63175234757111 1.29849453785489 2426947.442091139 1.39196229738149 78.0754984250142 24.3594959723724 -85.79763347599 4750760.71798708 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09
1942-Sep-25 02:02 00:01 Jupiter 1.84033913001843 1.84033869318652 1.84033956685025 2.42380698078235 2.22583316895227 2430627.584514237 1.20660658769346 16.5961228871548 2.13998957072219 89.9239140103803 2368005.00724252 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09
2004-Apr-04 17:23 < 00:01 Jupiter 1.77308586229068 1.77308568712134 1.77308603746003 1.71678492586877 1.411357008308 2453100.224249221 0.197154717543415 26.478742743666 16.8162249671271 -68.12275951927 5180962.45221322 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09
2014-May-06 12:17 < 00:01 Jupiter 1.7963982882564 1.79639812919458 1.79639844731812 2.11486778517121 1.87873432990381 2456784.011883840 0.0969694989475116 16.3761498649515 2.96220131582846 -88.7170332036559 6503937.23119374 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09
2075-Nov-12 02:16 00:01 Jupiter 1.82214821390746 1.82214789706547 1.82214853074935 1.85694274213222 1.58699077970967 2479253.594282326 1.02448231567811 35.9044726959578 11.6890574235297 79.3689469240282 4154379.69621516 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09
2085-Dec-15 02:14 00:01 Jupiter 1.76382187079317 1.76382164572744 1.76382209585901 1.88736272996571 1.61297802397616 2482939.592944437 1.24388909048843 43.6079242878579 8.44455153906458 -74.6327320674857 5914466.70731529 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09
2147-Jun-20 15:54 00:02 Jupiter 1.87708259367281 1.87708188283287 1.87708330451285 2.04515899030277 1.81112866075365 2505406.162408528 2.21520345953767 62.0365649433029 4.73858741897121 86.0016285682461 4179336.22423737 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09
2157-Jul-26 14:03 00:02 Jupiter 1.74283415372717 1.74283392021389 1.74283438724184 1.73341573880625 1.42573639104643 2509095.085100821 2.44918970611467 121.299499624782 14.4553311803197 -76.0098291318077 5895290.38680835 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09
2167-Aug-26 20:47 00:03 Jupiter 1.98682076923647 1.98681985296575 1.98682168550697 3.28117362529669 3.14856463668517 2512778.366224358 2.59016361757296 36.5315194829387 11.7099006578602 -40.968357902702 2151326.43818841 T 50 CATAB v2.0g-lin.ifort 2021-Jul-08 11:09:32 2021-Jul-08 11:09

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