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344 Desiderata (A892 WA)
Classification: Main-belt Asteroid          SPK-ID: 2000344
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 93 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3137324906730315 3.5906e-08  
a 2.596625745313654 8.6545e-09 au
q 1.781979882890685 9.2341e-08 au
i 18.3451850331144 4.372e-06 deg
node 48.02628030357781 9.1748e-06 deg
peri 237.581363122404 1.2043e-05 deg
M 270.6663311752254 1.0812e-05 deg
tp 2459379.749602756794
(2021-Jun-14.24960276)
4.7407e-05 TDB
period 1528.313555108154
4.18
7.6408e-06
2.092e-08
d
yr
n .2355537571441116 1.1777e-09 deg/d
Q 3.411271607736624 1.137e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2718  
   data-arc span      46622 days (127.64 yr)  
   first obs. used      1892-11-20  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:30:39  

Additional Information
 Earth MOID = .832467 au 
 Jupiter MOID = 1.96323 au 
 T_jup = 3.277 
[ 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 8.3   n/a MPO502156 IRAS observations used: 25
diameter diameter 124.181 km 2.516 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.747 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Barucci, M.A.; Fulchignoni, M.; Burchi, R.; D'Ambrosio, V. (1985) Icarus 61, 152-162.]
[Cunningham, C.J. (1986) in Asteroids, Comets, Meteors II. C.-I. Lagerkvist, B.A. Lindblad, M. Lundstedt, H. Rickman, eds. Uppsala, pp. 85-87.]
[Harris, A.W.; Young, J.W. (1989) Icarus 81, 314-364.]
[Piironen, J.; Bowell, E.; Erikson, A.; Magnusson, P. (1994) Astron. Astrophys. Suppl. Ser. 106, 587-595.]
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2016) Minor Planet Bull. 43, 227-233.]
geometric albedo albedo 0.067   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.725   0.017 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=5.29, mean=11.93, max.=23.90) deg.
U-B UB 0.382   0.029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=5.29, mean=11.93, max.=23.90) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

344 Desiderata (A892 WA)          Discovered 1892-Nov-15 by Charlois, A. at Nice
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
1989-Sep-14 05:09 < 00:01 Jupiter 1.96394125734692 1.96394082141468 1.96394169328218 3.76876897906003 3.65253958656413 2447783.714802199 0.355594407319414 452.162793144461 17.7516131244599 -88.8771492145634 2676312.60920843 T 93 CATAB v2.0f-lin.ifort 2020-Nov-13 04:30:47 2020-Nov-13 04:30
2060-Aug-30 05:56 < 00:01 Jupiter 1.94561007593836 1.94560964853879 1.94561050334159 3.97187402139235 3.86071004348623 2473701.747356495 0.667017604917899 356.896726224879 17.0566803860012 -88.2912222433953 2808606.81498562 T 93 CATAB v2.0f-lin.ifort 2020-Nov-13 04:30:47 2020-Nov-13 04:30
2131-Aug-18 02:20 00:02 Jupiter 1.95453563488506 1.95453524211349 1.95453602766063 4.16680162651389 4.06146657334887 2499620.597546531 1.60132153529062 335.11645112273 13.9956528934117 -88.2012186855066 2365357.88358924 T 93 CATAB v2.0f-lin.ifort 2020-Nov-13 04:30:47 2020-Nov-13 04:30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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