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4751 Alicemanning (1991 BG)
Classification: Main-belt Asteroid          SPK-ID: 2004751
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1735790680697199 1.2942e-08  
a 3.167257062783128 1.4333e-08 au
q 2.617487533487994 4.275e-08 au
i 2.61010796195388 2.2054e-07 deg
node 136.73144977517 1.8033e-05 deg
peri 130.9086020425318 2.0317e-05 deg
M 335.2863929564161 5.2928e-06 deg
tp 2459341.837378858165
(2021-May-07.33737886)
3.0581e-05 TDB
period 2058.843789949684
5.64
1.3976e-05
3.826e-08
d
yr
n .1748554221341863 1.187e-09 deg/d
Q 3.717026592078262 1.6821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2760  
   data-arc span      24056 days (65.86 yr)  
   first obs. used      1954-09-27  
   last obs. used      2020-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44885  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:43:24  

Additional Information
 Earth MOID = 1.60067 au 
 Jupiter MOID = 1.38513 au 
 T_jup = 3.178 
[ 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 12.33   n/a E2021B10  
diameter diameter 17.595 km 0.230 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 15.894 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.090   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4751 Alicemanning (1991 BG)          Discovered 1991-Jan-17 by Manning, B. G. W. at Stakenbridge
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 BG = 1954 SD1 = 1976 PH = 1982 SM5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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