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4528 Berg (1983 PP)
Classification: Main-belt Asteroid          SPK-ID: 2004528
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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1363357186586215 2.8037e-08  
a 2.550036045645463 9.1896e-09 au
q 2.202375048756999 7.4476e-08 au
i 8.712446223617373 4.7952e-06 deg
node 161.3512001017449 2.6157e-05 deg
peri 316.3607193859715 3.4898e-05 deg
M 289.6454224227644 2.2402e-05 deg
tp 2459491.175056107039
(2021-Oct-03.67505611)
9.2648e-05 TDB
period 1487.366192820311
4.07
8.04e-06
2.201e-08
d
yr
n .2420385791594308 1.3084e-09 deg/d
Q 2.897697042533926 1.0442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2787  
   data-arc span      20474 days (56.05 yr)  
   first obs. used      1965-02-28  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40703  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:41:43  

Additional Information
 Earth MOID = 1.22697 au 
 Jupiter MOID = 2.19158 au 
 T_jup = 3.412 
[ 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 12.22   n/a E2021B10  
diameter diameter 9.356 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.5163 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:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Stecher, G.; Ford, L.; Bluem, J.; Smith, B.; Fahey, S. (2015) Minor Planet Bull. 42, 148.]
[Polakis, T. (2018) Minor Planet Bull. 45, 269-273.]
geometric albedo albedo 0.292   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4528 Berg (1983 PP)          Discovered 1983-Aug-13 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1983 PP = 1978 NB4 = 1979 SU3 = 1981 DX3 = 1988 VF7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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