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29153 (1988 SY2)
Classification: Main-belt Asteroid          SPK-ID: 2029153
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2774353403256799 4.1359e-08  
a 2.63421555847995 8.3836e-09 au
q 1.903391068521864 1.084e-07 au
i 12.84324085997696 4.6253e-06 deg
node 176.6398014415149 1.5356e-05 deg
peri 185.0458289513446 1.6387e-05 deg
M 145.557696473615 6.2413e-06 deg
tp 2458369.094928466047
(2018-Sep-07.59492847)
2.6061e-05 TDB
period 1561.620108445633
4.28
7.455e-06
2.041e-08
d
yr
n .23052981839375 1.1005e-09 deg/d
Q 3.365040048438037 1.0709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1342  
   data-arc span      13471 days (36.88 yr)  
   first obs. used      1983-06-05  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50572  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 06:35:51  

Additional Information
 Earth MOID = .900733 au 
 Jupiter MOID = 2.09165 au 
 T_jup = 3.308 
[ 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 14.5   n/a MPO459063  
diameter diameter 3.624 km 1.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 3.492 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Fauerbach, M.; Fauerbach, M. (2019) Minor Planet Bull. 46, 138-139.]
geometric albedo albedo 0.234   0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

29153 (1988 SY2)          Discovered 1988-Sep-16 by Bus, S. J. at Cerro Tololo
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 SY2 = 2001 QY29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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