C4H2 volume mixing ratio profile (from nadir data) Latitude : 20.8 S (FP3) Longitude : 67.3 W (FP3) Observation date : 2017-09-12 (S101/293TI flyby) Solar longitude : 93.3 Emission angle : 36.4 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) 307.78 6.60300e-02 2.18700e-08 1.63594e-08 2.73806e-08 1 174.04 298.60 7.99000e-02 2.05200e-08 1.55422e-08 2.54978e-08 1 175.01 289.42 9.66800e-02 1.87400e-08 1.43870e-08 2.30930e-08 1 175.71 280.29 1.17000e-01 1.68000e-08 1.30951e-08 2.05049e-08 1 175.83 271.22 1.41600e-01 1.49500e-08 1.17994e-08 1.81006e-08 1 175.57 262.22 1.71300e-01 1.33000e-08 1.06537e-08 1.59463e-08 1 175.05 253.31 2.07300e-01 1.19700e-08 9.70475e-09 1.42352e-08 1 174.44 244.48 2.50800e-01 1.09100e-08 8.90943e-09 1.29106e-08 1 173.84 235.74 3.03500e-01 1.00100e-08 8.19819e-09 1.18218e-08 1 173.24 227.10 3.67200e-01 9.13400e-09 7.46010e-09 1.08079e-08 1 172.36 218.55 4.44300e-01 8.12100e-09 6.58072e-09 9.66128e-09 1 171.05 210.14 5.37600e-01 6.88400e-09 5.51076e-09 8.25724e-09 1 169.29 201.86 6.50600e-01 5.46400e-09 4.30881e-09 6.61919e-09 1 167.75 193.70 7.87200e-01 4.00600e-09 3.10788e-09 4.90412e-09 1 166.22 185.67 9.52500e-01 2.71800e-09 2.07394e-09 3.36206e-09 1 164.48 177.76 1.15300e+00 1.73100e-09 1.30036e-09 2.16164e-09 1 163.01