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3865 Lindbloom (1988 AY4)
Classification: Main-belt Asteroid          SPK-ID: 2003865
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07966902932125547 2.789e-08  
a 2.39732184688161 7.9548e-09 au
q 2.206329542369913 6.7712e-08 au
i 6.554075871772882 3.5745e-06 deg
node 214.4608319151957 2.7813e-05 deg
peri 32.45282793217908 3.668e-05 deg
M 109.7485129598855 2.3423e-05 deg
tp 2458587.182222628917
(2019-Apr-13.68222263)
8.8019e-05 TDB
period 1355.775999516057
3.71
6.7481e-06
1.848e-08
d
yr
n .2655305892186479 1.3216e-09 deg/d
Q 2.588314151393307 8.5885e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2411  
   data-arc span      17634 days (48.28 yr)  
   first obs. used      1971-08-19  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45852  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:57:56  

Additional Information
 Earth MOID = 1.19639 au 
 Jupiter MOID = 2.41516 au 
 T_jup = 3.515 
[ 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 12.8   n/a MPO492796  
diameter diameter 7.972 km 0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.42 h n/a LCDB (Rev. 2019-August); 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2018) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.088   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B Xc   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)

3865 Lindbloom           Discovered 1988 Jan. 13 by H. Debehogne at the European Southern Observatory.
George G. Lindbloom (1934-1989), artist, designer, writer, cartoonist, teacher, photographer and humorist, designed the Nicholas E. Wagman Observatory for the Amateur Astronomers Association of Pittsburgh and served as AAAP president from 1969 to 1971. He contributed more than 10~000 observations to the AAVSO.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040713/MPCPages.arcLast Updated: 2004-07-14

[ show close-approach data ]
Alternate Designations
 1988 AY4 = 1971 QC1 = 1978 JC3 = 1979 VP = 1985 FH1 = 1986 PG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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