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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2774353323466297 4.224e-08  
a 2.634215559438387 8.4519e-09 au
q 1.903391090232935 1.1089e-07 au
i 12.84324134022864 4.7434e-06 deg
node 176.6398029122664 1.6129e-05 deg
peri 185.0458255513531 1.7206e-05 deg
M 145.5576975466842 6.3502e-06 deg
tp 2458369.094923466654
(2018-Sep-07.59492347)
2.6628e-05 TDB
period 1561.620109297906
4.28
7.5157e-06
2.058e-08
d
yr
n .2305298182679356 1.1095e-09 deg/d
Q 3.365040028643839 1.0797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1263  
   data-arc span      13392 days (36.67 yr)  
   first obs. used      1983-06-05  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51275  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:35:24  

Additional Information
 Earth MOID = .900733 au 
 Jupiter MOID = 2.09165 au 
 T_jup = 3.308 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456846.5 (2014-Jul-08.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2764229005579679 4.2075e-08  
q 1.906348591641035 1.1027e-07 au
tp 2456800.975890382325
(2014-May-23.47589038)
2.5644e-05 TDB
node 176.7249900398902 1.6142e-05 deg
peri 184.1315672288094 1.7224e-05 deg
i 12.82967878069363 4.7396e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1263  
   data-arc span      13392 days (36.67 yr)  
   first obs. used      1983-06-05  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51275  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:35:24  

Additional Information
 Jupiter MOID = 2.09165 au 
 T_jup = 3.308 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.770285541533466E-15 -4.63248907995846E-15 1.884852491841482E-13 1.10504634995758E-14 1.220924379563963E-14 -1.231256425304777E-15
q -4.63248907995846E-15 1.215876223379001E-14 -4.888170325831093E-13 -2.840353839978864E-14 -3.054993341756907E-14 3.410239378402997E-15
tp 1.884852491841482E-13 -4.888170325831093E-13 6.576211322244462E-10 1.111219462339162E-12 1.630842148057333E-10 1.371643795345479E-13
node 1.10504634995758E-14 -2.840353839978864E-14 1.111219462339162E-12 2.605671455606491E-10 -2.53747881550797E-10 9.498524786133442E-12
peri 1.220924379563963E-14 -3.054993341756907E-14 1.630842148057333E-10 -2.53747881550797E-10 2.966768805470826E-10 -9.330563025413273E-12
i -1.231256425304777E-15 3.410239378402997E-15 1.371643795345479E-13 9.498524786133442E-12 -9.330563025413273E-12 2.246409355322802E-11

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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