C4H2 volume mixing ratio profile (from limb data) Latitude : 51.5 N (FP3) Longitude : 313.4 W (FP3) Observation date : 2016-02-02 (T116 flyby) Solar longitude : 75.6 Local time : 18:01 Solar zenith angle : 71 Vertical resolution : 37 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) 460.36 3.12700e-03 2.68300e-08 2.10162e-08 3.26438e-08 1 163.69 450.80 3.78300e-03 2.63600e-08 2.07327e-08 3.19873e-08 1 164.28 441.24 4.57800e-03 2.55600e-08 2.02090e-08 3.09110e-08 1 165.24 431.69 5.53900e-03 2.45000e-08 1.94756e-08 2.95244e-08 1 166.60 422.10 6.70300e-03 2.32400e-08 1.85717e-08 2.79083e-08 1 168.16 412.49 8.11000e-03 2.18900e-08 1.75995e-08 2.61805e-08 1 169.75 402.86 9.81400e-03 2.05500e-08 1.66186e-08 2.44814e-08 1 171.21 393.21 1.18700e-02 1.93200e-08 1.57218e-08 2.29182e-08 1 172.51 383.55 1.43700e-02 1.83200e-08 1.50041e-08 2.16359e-08 1 173.59 373.90 1.73900e-02 1.76300e-08 1.45081e-08 2.07519e-08 1 174.62 364.26 2.10400e-02 1.72800e-08 1.42934e-08 2.02666e-08 1 175.79 354.60 2.54600e-02 1.73100e-08 1.44112e-08 2.02088e-08 1 177.44 344.91 3.08000e-02 1.77500e-08 1.48441e-08 2.06559e-08 1 179.16 335.19 3.72700e-02 1.80500e-08 1.51758e-08 2.09242e-08 1 180.80 325.46 4.51000e-02 1.80100e-08 1.52221e-08 2.07979e-08 1 182.10 315.74 5.45700e-02 1.75700e-08 1.49150e-08 2.02250e-08 1 183.04 306.04 6.60300e-02 1.67300e-08 1.42551e-08 1.92049e-08 1 183.58 296.39 7.99000e-02 1.55400e-08 1.32763e-08 1.78037e-08 1 183.61 286.82 9.66800e-02 1.42200e-08 1.21667e-08 1.62733e-08 1 183.13 277.35 1.17000e-01 1.29100e-08 1.10538e-08 1.47662e-08 1 182.17 268.00 1.41600e-01 1.17700e-08 1.00705e-08 1.34695e-08 1 180.81 258.78 1.71300e-01 1.09000e-08 9.33163e-09 1.24684e-08 1 179.16 249.72 2.07300e-01 1.03700e-08 8.89293e-09 1.18471e-08 1 177.56 240.79 2.50800e-01 1.01800e-08 8.74004e-09 1.16200e-08 1 175.90 232.00 3.03500e-01 1.03000e-08 8.86097e-09 1.17390e-08 1 174.17 223.35 3.67200e-01 1.05900e-08 9.13232e-09 1.20477e-08 1 172.33 214.85 4.44300e-01 1.09300e-08 9.43833e-09 1.24217e-08 1 170.38 206.50 5.37600e-01 1.10600e-08 9.56572e-09 1.25543e-08 1 168.39 198.30 6.50600e-01 1.07500e-08 9.29751e-09 1.22025e-08 1 166.47 190.24 7.87200e-01 9.75700e-09 8.43418e-09 1.10798e-08 1 164.42 182.33 9.52500e-01 8.16700e-09 7.03773e-09 9.29627e-09 1 162.13 174.58 1.15300e+00 6.29200e-09 5.38665e-09 7.19735e-09 1 159.78 166.98 1.39500e+00 4.40500e-09 3.73418e-09 5.07582e-09 1 157.45 159.53 1.68800e+00 2.87600e-09 2.40775e-09 3.34425e-09 1 155.16 152.24 2.04200e+00 1.78000e-09 1.46958e-09 2.09042e-09 1 152.88 145.08 2.47100e+00 1.09400e-09 8.90968e-10 1.29703e-09 1 150.67 138.07 2.99000e+00 6.80600e-10 5.47388e-10 8.13812e-10 1 148.41 131.21 3.61800e+00 4.22200e-10 3.35945e-10 5.08455e-10 1 145.84 124.51 4.37700e+00 2.71900e-10 2.14399e-10 3.29401e-10 1 143.06 117.96 5.29700e+00 1.89600e-10 1.48476e-10 2.30724e-10 1 140.44