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(2014 SQ261)
Classification: Mars-crossing Asteroid          SPK-ID: 3689274
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5417879949256842 1.1608e-05  
a 2.98488028210378 8.1994e-05 au
q 1.367707978969562 2.9706e-06 au
i 20.92030573192164 0.0002534 deg
node 33.19394222992793 2.8502e-05 deg
peri 29.62457078030952 0.00015405 deg
M 60.78195971261385 0.017518 deg
tp 2458882.475191275395
(2020-Feb-02.97519128)
0.078556 TDB
period 1883.600523612243
5.16
0.077613
0.0002125
d
yr
n .1911233276308588 7.8752e-06 deg/d
Q 4.602052585237998 0.00012642 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      95 days  
   first obs. used      2014-09-16  
   last obs. used      2014-12-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .33037  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 11:21:36  

Additional Information
 Earth MOID = .407405 au 
 Jupiter MOID = 1.11012 au 
 T_jup = 2.933 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.7   n/a E2014V38  
rotation period rot_per 9.256 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2015) Minor Planet Bull. 42, 115-127.]

[ show close-approach data ]
Alternate Designations
 2014 SQ261 = 2014 SV1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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