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90991 (1997 YU10)
Classification: Main-belt Asteroid          SPK-ID: 2090991
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2183317571420803 4.8352e-08  
a 2.38064479982588 1.1053e-08 au
q 1.860874437548739 1.1229e-07 au
i 10.35364077410119 3.9398e-06 deg
node 101.2069068564487 2.7954e-05 deg
peri 297.914034988681 2.9034e-05 deg
M 177.9506247944345 9.1405e-06 deg
tp 2458733.310950855880
(2019-Sep-06.81095086)
3.2806e-05 TDB
period 1341.653382603634
3.67
9.3438e-06
2.558e-08
d
yr
n .2683256381028744 1.8687e-09 deg/d
Q 2.90041516210302 1.3466e-08 au
  Orbit Determination Parameters
   # obs. used (total)      795  
   data-arc span      8570 days (23.46 yr)  
   first obs. used      1997-12-23  
   last obs. used      2021-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4791  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:39:28  

Additional Information
 Earth MOID = .894755 au 
 Jupiter MOID = 2.55631 au 
 T_jup = 3.484 
[ 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 15.82   n/a MPCxxxxx  
diameter diameter 3.962 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90991 (1997 YU10)          Discovered 1997-Dec-24 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1997 YU10 = 2002 CU33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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