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43800 (1991 PP13)
Classification: Main-belt Asteroid          SPK-ID: 2043800
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1149268942963811 1.5217e-08  
a 3.052535085252101 1.6629e-08 au
q 2.701716708173338 5.0563e-08 au
i 10.78159739236013 6.1854e-07 deg
node 328.4279721764197 3.4037e-06 deg
peri 46.24551013368289 9.0595e-06 deg
M 145.4866754331178 1.2058e-05 deg
tp 2458413.254580551006
(2018-Oct-21.75458055)
6.2806e-05 TDB
period 1948.002111931718
5.33
1.5918e-05
4.358e-08
d
yr
n .184804727774658 1.5101e-09 deg/d
Q 3.403353462330864 1.854e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2188  
   data-arc span      10823 days (29.63 yr)  
   first obs. used      1991-08-05  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4763  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:27:02  

Additional Information
 Earth MOID = 1.71242 au 
 Jupiter MOID = 2.10469 au 
 T_jup = 3.199 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.05   n/a MPCxxxxx  
diameter diameter 7.847 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.51 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Polishook, D.; Ofek, O.E.; Waszczak, A.; Kulkarni, S.R. (2012) ACM 2012, #6347. Supplemental material.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.198   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43800 (1991 PP13)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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