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833 Monica (A916 SF)
Classification: Main-belt Asteroid          SPK-ID: 2000833
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1177079451301968 4.2144e-08  
a 3.01404346002025 1.3782e-08 au
q 2.659266597808158 1.326e-07 au
i 9.779214404727982 5.1214e-06 deg
node 352.8569458112003 2.1555e-05 deg
peri 36.26695506610573 3.0153e-05 deg
M 285.6987498332727 2.1838e-05 deg
tp 2459394.972118531432
(2021-Jun-29.47211853)
0.00011698 TDB
period 1911.272856818076
5.23
1.3109e-05
3.589e-08
d
yr
n .1883561516168523 1.2919e-09 deg/d
Q 3.368820322232342 1.5404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2936  
   data-arc span      38043 days (104.16 yr)  
   first obs. used      1916-09-20  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37219  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:56:30  

Additional Information
 Earth MOID = 1.67023 au 
 Jupiter MOID = 2.14005 au 
 T_jup = 3.216 
[ 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 11.1   n/a MPO435703  
diameter diameter 21.990 km 0.303 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 12.090 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Gartrelle, G. (2012) Minor Planet Bull. 39, 40-46.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Pilcher, F.; Benishek, V. (2016) Minor Planet Bull. 43, 111.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.206   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

833 Monica (A916 SF)          Discovered 1916-Sep-20 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A916 SF = 1963 SK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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