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90159 (2002 YZ30)
Classification: Main-belt Asteroid          SPK-ID: 2090159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2711042023944064 2.8955e-08  
a 2.553227500851522 1.3353e-08 au
q 1.861036795701707 7.4975e-08 au
i 12.98390021306648 3.8455e-06 deg
node 115.285770261585 1.8548e-05 deg
peri 229.3828677524727 2.1898e-05 deg
M 286.5082638351927 1.494e-05 deg
tp 2459700.706650109847
(2022-May-01.20665011)
6.2669e-05 TDB
period 1490.159298917033
4.08
1.169e-05
3.201e-08
d
yr
n .2415849099231394 1.8951e-09 deg/d
Q 3.245418206001338 1.6973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1225  
   data-arc span      8258 days (22.61 yr)  
   first obs. used      1998-12-23  
   last obs. used      2021-08-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51048  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:01  

Additional Information
 Earth MOID = .878705 au 
 Jupiter MOID = 2.2263 au 
 T_jup = 3.352 
[ 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 14.65   n/a MPO637228  
diameter diameter 5.597 km 1.288 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 19.3805 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.098   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

90159 (2002 YZ30)          Discovered 2002-Dec-31 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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