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4536 Drewpinsky (1987 DA6)
Classification: Main-belt Asteroid          SPK-ID: 2004536
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08298953217237454 2.9336e-08  
a 2.195985532656306 6.1707e-09 au
q 2.013741720643857 6.3752e-08 au
i 4.174731974848398 3.7219e-06 deg
node 313.5032580900071 4.512e-05 deg
peri 237.7190430708011 5.1469e-05 deg
M 107.1603146190083 2.4997e-05 deg
tp 2458846.686729461691
(2019-Dec-29.18672946)
8.2743e-05 TDB
period 1188.618919668584
3.25
5.01e-06
1.372e-08
d
yr
n .3028725136735808 1.2766e-09 deg/d
Q 2.378229344668756 6.6828e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2272  
   data-arc span      25499 days (69.81 yr)  
   first obs. used      1950-12-09  
   last obs. used      2020-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44966  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:50:47  

Additional Information
 Earth MOID = 1.01688 au 
 Jupiter MOID = 2.59163 au 
 T_jup = 3.661 
[ 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 13.71   n/a E2021B10  
diameter diameter 3.967 km 0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.1490 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Benishek, V. (2019) Minor Planet Bull. 46, 341-345.]
geometric albedo albedo 0.540   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B S   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)

4536 Drewpinsky           Discovered 1987 Feb. 22 by H. Debehogne at the European Southern Observatory.
David Drew Pinsky ("Dr. Drew", b. 1958) cohosts Loveline, a syndicated radio program that dispenses medical and relationship advice to millions of listeners. He has also written a book detailing his experiences in treating patients at an addiction rehab clinic. The name was suggested by T. Burbine.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

[ show close-approach data ]
Alternate Designations
 1987 DA6 = 1978 NE8 = 1979 VW1 = 1982 UO8 = 1982 VW6 = 1984 GF1 = 1985 SW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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