C4H2 volume mixing ratio profile (from limb data) Latitude : 71.2 N (FP3) Longitude : 323.5 W (FP3) Observation date : 2016-02-02 (T116 flyby) Solar longitude : 75.6 Local time : 17:22 Solar zenith angle : 63 Vertical resolution : 32 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) 488.01 1.76500e-03 1.52100e-08 1.02949e-08 2.01251e-08 1 165.65 478.17 2.13500e-03 1.35400e-08 9.17506e-09 1.79049e-08 1 165.58 468.40 2.58400e-03 1.22600e-08 8.34145e-09 1.61786e-08 1 165.42 458.71 3.12700e-03 1.13600e-08 7.75190e-09 1.49681e-08 1 165.25 449.07 3.78300e-03 1.08600e-08 7.46027e-09 1.42597e-08 1 165.30 439.49 4.57800e-03 1.07600e-08 7.43182e-09 1.40882e-08 1 165.73 429.92 5.53900e-03 1.10500e-08 7.68942e-09 1.44106e-08 1 166.72 420.35 6.70300e-03 1.17000e-08 8.21723e-09 1.51828e-08 1 168.20 410.74 8.11000e-03 1.25800e-08 8.92757e-09 1.62324e-08 1 170.09 401.08 9.81400e-03 1.34800e-08 9.69908e-09 1.72609e-08 1 172.24 391.36 1.18700e-02 1.41300e-08 1.03167e-08 1.79433e-08 1 174.53 381.57 1.43700e-02 1.42600e-08 1.05657e-08 1.79543e-08 1 176.73 371.73 1.73900e-02 1.37500e-08 1.03938e-08 1.71062e-08 1 178.82 361.85 2.10400e-02 1.28200e-08 9.86319e-09 1.57768e-08 1 180.77 351.93 2.54600e-02 1.18300e-08 9.27236e-09 1.43876e-08 1 182.59 341.98 3.08000e-02 1.12400e-08 8.97272e-09 1.35073e-08 1 184.26 332.02 3.72700e-02 1.13700e-08 9.24275e-09 1.34973e-08 1 185.59 322.06 4.51000e-02 1.26400e-08 1.04514e-08 1.48286e-08 1 186.51 312.13 5.45700e-02 1.55900e-08 1.30757e-08 1.81043e-08 1 187.23 302.24 6.60300e-02 2.09300e-08 1.78051e-08 2.40549e-08 1 187.80 292.39 7.99000e-02 2.93800e-08 2.52738e-08 3.34862e-08 1 188.12 282.60 9.66800e-02 4.07300e-08 3.53465e-08 4.61135e-08 1 188.02 272.90 1.17000e-01 5.26700e-08 4.59632e-08 5.93768e-08 1 187.32 263.31 1.41600e-01 6.10100e-08 5.33715e-08 6.86485e-08 1 185.89 253.89 1.71300e-01 6.23900e-08 5.46003e-08 7.01797e-08 1 183.69 244.65 2.07300e-01 5.71200e-08 4.99485e-08 6.42915e-08 1 180.84 235.63 2.50800e-01 4.86800e-08 4.25124e-08 5.48476e-08 1 177.58 226.81 3.03500e-01 4.05500e-08 3.53679e-08 4.57321e-08 1 174.84 218.20 3.67200e-01 3.45000e-08 3.00401e-08 3.89599e-08 1 171.83 209.77 4.44300e-01 3.07800e-08 2.67527e-08 3.48073e-08 1 169.05 201.53 5.37600e-01 2.88300e-08 2.50165e-08 3.26435e-08 1 166.59 193.45 6.50600e-01 2.77200e-08 2.40097e-08 3.14303e-08 1 164.25 185.53 7.87200e-01 2.63300e-08 2.27959e-08 2.98641e-08 1 161.97 177.78 9.52500e-01 2.37400e-08 2.05388e-08 2.69412e-08 1 159.44 170.19 1.15300e+00 1.96800e-08 1.69586e-08 2.24014e-08 1 156.77 162.77 1.39500e+00 1.47500e-08 1.26114e-08 1.68886e-08 1 154.04 155.52 1.68800e+00 1.00900e-08 8.49444e-09 1.16856e-08 1 151.28 148.43 2.04200e+00 6.46700e-09 5.32821e-09 7.60579e-09 1 148.57 141.51 2.47100e+00 4.04400e-09 3.24197e-09 4.84603e-09 1 146.04 134.74 2.99000e+00 2.57200e-09 2.00413e-09 3.13987e-09 1 143.64 128.11 3.61800e+00 1.73100e-09 1.30976e-09 2.15224e-09 1 141.16 124.67 4.00000e+00 1.45200e-09 1.08326e-09 1.82074e-09 1 139.17