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90723 (1991 TN10)
Classification: Main-belt Asteroid          SPK-ID: 2090723
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050553943648972 5.8118e-08  
a 2.661097958308783 1.409e-08 au
q 2.381535262855031 1.5861e-07 au
i 2.035240921606766 5.7829e-06 deg
node 10.3299060664101 0.00011145 deg
peri 358.7702142875746 0.00011308 deg
M 313.9188780580323 2.053e-05 deg
tp 2459599.459910688576
(2022-Jan-19.95991069)
9.1022e-05 TDB
period 1585.585696891287
4.34
1.2593e-05
3.448e-08
d
yr
n .2270454386072094 1.8032e-09 deg/d
Q 2.940660653762535 1.557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      10922 days (29.90 yr)  
   first obs. used      1991-09-12  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48189  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:01:05  

Additional Information
 Earth MOID = 1.37984 au 
 Jupiter MOID = 2.51982 au 
 T_jup = 3.377 
[ 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 16.27   n/a E2021B10  
rotation period rot_per 5.80 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:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

90723 (1991 TN10)          Discovered 1991-Oct-10 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1991 TN10 = 2000 WQ79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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