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90700 (1986 QG2)
Classification: Main-belt Asteroid          SPK-ID: 2090700
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2689663415243917 3.2446e-08  
a 2.324548311313448 7.7426e-09 au
q 1.699323056322767 7.6442e-08 au
i 4.642290838835858 3.0999e-06 deg
node 132.7131473032668 4.849e-05 deg
peri 202.9096155122931 4.8819e-05 deg
M 294.8631560540181 6.6071e-06 deg
tp 2459630.723519772329
(2022-Feb-20.22351977)
2.4079e-05 TDB
period 1294.512629257343
3.54
6.4676e-06
1.771e-08
d
yr
n .2780969392369163 1.3894e-09 deg/d
Q 2.949773566304129 9.8251e-09 au
  Orbit Determination Parameters
   # obs. used (total)      977  
   data-arc span      12706 days (34.79 yr)  
   first obs. used      1986-08-28  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52095  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:55:43  

Additional Information
 Earth MOID = .689862 au 
 Jupiter MOID = 2.43814 au 
 T_jup = 3.522 
[ 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 16.10   n/a MPO637234  
rotation period rot_per 4.6468 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.]

90700 (1986 QG2)          Discovered 1986-Aug-28 by Debehogne, H. at La Silla
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1986 QG2 = 1993 OO8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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