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29308 (1993 UF1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2029308
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09229665187506556 4.1674e-08  
a 1.92602153695185 4.8256e-09 au
q 1.748256197651927 8.1529e-08 au
i 21.12972999343835 5.2214e-06 deg
node 35.95082553308106 7.7785e-06 deg
peri 311.9656205101583 2.4328e-05 deg
M 23.84819678752179 2.3334e-05 deg
tp 2458935.823995660704
(2020-Mar-27.32399566)
6.3265e-05 TDB
period 976.3153906181017
2.67
3.6692e-06
1.005e-08
d
yr
n .3687333042779192 1.3858e-09 deg/d
Q 2.103786876251774 5.271e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1568  
   data-arc span      10516 days (28.79 yr)  
   first obs. used      1990-10-13  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45218  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:38:33  

Additional Information
 Earth MOID = .785047 au 
 Jupiter MOID = 3.17364 au 
 T_jup = 3.832 
[ 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 14.8   n/a MPO474145  
diameter diameter 2.282 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.810 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2010) Minor Planet Bull. 37, 57-64.]
[Warner, B.D. (2013) Minor Planet Bull. 40, 137-145.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Stephens, R.D. (2018) Minor Planet Bull. 45, 50-54.]
geometric albedo albedo 0.852   0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

29308 (1993 UF1)          Discovered 1993-Oct-20 by Helin, E. F. at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 UF1 = 2000 EH50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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