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16641 Esteban (1993 QH10)
Classification: Main-belt Asteroid          SPK-ID: 2016641
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1441503801529059 2.5471e-08  
a 2.316755301051551 9.4408e-09 au
q 1.98279414368371 6.1419e-08 au
i 20.64900148848949 6.6687e-07 deg
node 276.7257290070593 2.9895e-06 deg
peri 25.41541071309362 4.7588e-06 deg
M .3615827643384664 6.8296e-06 deg
tp 2459395.206328844673
(2021-Jun-29.70632884)
2.443e-05 TDB
period 1288.008339584175
3.53
7.873e-06
2.156e-08
d
yr
n .2795012958660063 1.7085e-09 deg/d
Q 2.650716458419392 1.0802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1963  
   data-arc span      11184 days (30.62 yr)  
   first obs. used      1990-11-11  
   last obs. used      2021-06-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4507  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:10:46  

Additional Information
 Earth MOID = .978493 au 
 Jupiter MOID = 2.55337 au 
 T_jup = 3.482 
[ 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 13.69   n/a E2021B10  
diameter diameter 5.730 km 0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 79.62 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2014) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D. (2015) Minor Planet Bull. 42, 54-60.]
geometric albedo albedo 0.313   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16641 Esteban           Discovered 1993 Aug. 16 by C. S. Shoemaker and E. M. Shoemaker at Palomar.
Manuel (b. 1940) and Gloria (b. 1940) Esteban have been an admired and popular couple at the California State University, Chico, where he served very ably as president from 1993 to 2003. Both Barcelona-born, Manuel is also known for his ability as an artistic glassblower and Gloria for her interest in art and literature.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030806/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1993 QH10 = 1933 RD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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