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998 Bodea (A923 PC)
Classification: Main-belt Asteroid          SPK-ID: 2000998
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2135444347196929 1.9799e-08  
a 3.116681718259292 1.4258e-08 au
q 2.45113168253241 6.5368e-08 au
i 15.50722893535994 5.0999e-07 deg
node 301.1837175224676 4.3723e-06 deg
peri 72.04768551734935 5.8313e-06 deg
M 196.7680160261845 7.1007e-06 deg
tp 2460111.754876878120
(2023-Jun-16.25487688)
4.3438e-05 TDB
period 2009.727185137607
5.50
1.3791e-05
3.776e-08
d
yr
n .1791287905454444 1.2292e-09 deg/d
Q 3.782231753986173 1.7303e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2226  
   data-arc span      35642 days (97.58 yr)  
   first obs. used      1923-08-06  
   last obs. used      2021-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41682  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 12:01:10  

Additional Information
 Earth MOID = 1.50105 au 
 Jupiter MOID = 1.9676 au 
 T_jup = 3.127 
[ 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 11.58   n/a E2021B10  
diameter diameter 31.761 km 0.497 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.574 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Delbo, M.; Durech, J.; Ali-Lagoa, V. (2018) Icarus 309, 297-337.]
geometric albedo albedo 0.030   0.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

998 Bodea (A923 PC)          Discovered 1923-Aug-06 by Reinmuth, K. 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
1920-Mar-14 03:42 00:02 Jupiter 1.95361276165425 1.95361240353718 1.95361311978288 4.81603661601853 4.72515335027151 2422397.654306470 1.82107080667946 259.724757217485 6.5635194692092 -86.9081678715775 17800869.6049719 T 39 CATAB v2.0f-lin.ifort 2021-Mar-16 12:02:10 2021-Mar-16 12:02
2075-Mar-03 04:16 00:01 Jupiter 1.98460793131243 1.98460766965646 1.98460819296864 3.95265494366648 3.84316137004025 2478999.677692651 1.27474885443426 88.3639164309001 13.441697091819 83.7136417622552 11978727.8340659 T 39 CATAB v2.0f-lin.ifort 2021-Mar-16 12:02:10 2021-Mar-16 12:02
2157-Nov-05 04:53 00:03 Jupiter 1.9849215698043 1.98492139546494 1.98492174414389 4.37817509259268 4.27959813888649 2509196.703755441 2.90037119946478 287.025696663509 8.76568096045645 88.3602029210528 19007629.2475599 T 39 CATAB v2.0f-lin.ifort 2021-Mar-16 12:02:10 2021-Mar-16 12:02

Alternate Designations
 A923 PC = 1967 PA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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