C2H4 volume mixing ratio profile (from limb data)
Latitude              :   13.8 S (FP3)
Longitude             :   32.5 W (FP3)
Observation date      :  2017-02-02 (S98/259TI flyby)
Solar longitude       :   86.6
Local time            :  11:35
Solar zenith angle    :   45
Vertical resolution   :  64 km
Reference             :  Vinatier et al. (2020), A&A ; https://doi.org/10.1051/0004-6361/202038411
Sigma                 :  {0 = a priori; 1 = 1-sigma error, 2 = 2-sigma upper limit}
  
Altitude(km) Pressure(mbar) q(VMR)         q_min(VMR)     q_max(VMR)     sigma  Temperature(K)
299.75       7.99000e-02    2.46000e-08    1.78911e-08    3.13089e-08    1      173.92
290.66       9.66800e-02    2.60600e-08    1.91223e-08    3.29977e-08    1      173.45
281.66       1.17000e-01    2.76000e-08    2.04590e-08    3.47410e-08    1      172.91
272.73       1.41600e-01    2.90200e-08    2.17416e-08    3.62984e-08    1      172.42
263.89       1.71300e-01    3.00700e-08    2.27635e-08    3.73765e-08    1      172.02
255.12       2.07300e-01    3.04900e-08    2.32943e-08    3.76857e-08    1      171.75
246.41       2.50800e-01    3.01100e-08    2.31594e-08    3.70606e-08    1      171.64
237.75       3.03500e-01    2.89300e-08    2.23598e-08    3.55002e-08    1      171.68
229.15       3.67200e-01    2.71200e-08    2.10119e-08    3.32281e-08    1      171.73
220.60       4.44300e-01    2.50100e-08    1.94262e-08    3.05938e-08    1      171.56
212.12       5.37600e-01    2.29600e-08    1.78965e-08    2.80235e-08    1      171.08
203.72       6.50600e-01    2.13100e-08    1.67123e-08    2.59077e-08    1      170.18
195.44       7.87200e-01    2.03600e-08    1.60673e-08    2.46527e-08    1      168.69
187.29       9.52500e-01    2.03400e-08    1.61762e-08    2.45038e-08    1      166.51
179.31       1.15300e+00    2.15200e-08    1.72203e-08    2.58197e-08    1      163.82
171.50       1.39500e+00    2.43000e-08    1.94896e-08    2.91104e-08    1      160.93
163.88       1.68800e+00    2.92900e-08    2.34697e-08    3.51103e-08    1      158.18
156.42       2.04200e+00    3.73400e-08    2.98687e-08    4.48113e-08    1      155.83
149.09       2.47100e+00    4.95700e-08    3.96463e-08    5.94937e-08    1      153.96
141.89       2.99000e+00    6.70100e-08    5.38307e-08    8.01893e-08    1      152.44
134.79       3.61800e+00    8.98900e-08    7.29691e-08    1.06811e-07    1      151.29
127.77       4.37700e+00    1.16600e-07    9.61142e-08    1.37086e-07    1      150.21
120.86       5.29700e+00    1.43000e-07    1.19751e-07    1.66249e-07    1      148.74