C4H2 volume mixing ratio profile (from nadir data) Latitude : 52.0 N (FP3) Longitude : 116.6 W (FP3) Observation date : 2017-02-17 (S98/262TI flyby) Solar longitude : 87.1 Emission angle : 35.5 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) 271.67 1.41600e-01 1.32400e-08 1.01008e-08 1.63792e-08 1 179.58 262.44 1.71300e-01 1.33500e-08 1.03678e-08 1.63322e-08 1 180.29 253.25 2.07300e-01 1.35000e-08 1.06765e-08 1.63235e-08 1 180.27 244.14 2.50800e-01 1.35000e-08 1.08639e-08 1.61361e-08 1 179.36 235.16 3.03500e-01 1.32900e-08 1.08499e-08 1.57301e-08 1 177.53 226.35 3.67200e-01 1.27700e-08 1.05362e-08 1.50038e-08 1 174.78 217.75 4.44300e-01 1.19400e-08 9.88252e-09 1.39975e-08 1 171.33 209.38 5.37600e-01 1.08000e-08 8.89287e-09 1.27071e-08 1 167.50 201.24 6.50600e-01 9.39800e-09 7.65581e-09 1.11402e-08 1 164.13 193.30 7.87200e-01 7.82700e-09 6.27723e-09 9.37677e-09 1 161.20 185.53 9.52500e-01 6.21800e-09 4.89819e-09 7.53781e-09 1 158.81 177.90 1.15300e+00 4.73700e-09 3.66370e-09 5.81030e-09 1 157.20 170.38 1.39500e+00 3.43100e-09 2.60745e-09 4.25455e-09 1 156.19