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JPL Small-Body Database Browser
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352 Gisela (A893 AB)
Classification: Main-belt Asteroid          SPK-ID: 2000352
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1496784759061986 4.0594e-08  
a 2.194086493694604 4.8344e-09 au
q 1.865678971312021 9.0023e-08 au
i 3.384806303368702 3.8928e-06 deg
node 247.2830104136397 7.9411e-05 deg
peri 144.6816823398345 8.0655e-05 deg
M 17.3718111436637 1.4603e-05 deg
tp 2458543.217542514546
(2019-Feb-28.71754251)
4.8098e-05 TDB
period 1187.077416639139
3.25
3.9234e-06
1.074e-08
d
yr
n .3032658148103216 1.0023e-09 deg/d
Q 2.522494016077188 5.558e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2490  
   data-arc span      46052 days (126.08 yr)  
   first obs. used      1893-01-13  
   last obs. used      2019-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49384  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 18:01:11  

Additional Information
 Earth MOID = .872211 au 
 Jupiter MOID = 2.89813 au 
 T_jup = 3.653 
[ 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 10.01   n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6
diameter diameter 26.744 km 0.786 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.490 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Lazar, S.; Lazar, P.; Cooney, W.; Wefel, K. (2001) Minor Planet Bull. 28, 32-34.]
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[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]
[Kryszczynska, A.; Colas, F.; Polinska, M.; Hirsch, R.; et al. (2012) Astron. Astrophys. 546, A72.]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
geometric albedo albedo 0.195   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
B-V BV 0.904   0.029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=9.41, mean=17.41, max.=25.92) deg.
U-B UB 0.539   0.032 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=9.41, mean=17.41, max.=25.92) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices
SMASSII spectral type spec_B Sl   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

352 Gisela (A893 AB)          Discovered 1893-Jan-12 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A893 AB = 1950 XT = A895 XA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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