HC3N volume mixing ratio profile (from nadir data) Latitude : 85.4 N (FP3) Longitude : 196.1 W (FP3) Observation date : 2017-09-12 (S101/293TI flyby) Solar longitude : 93.3 Emission angle : 18.7 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) 181.54 9.52500e-01 2.30400e-10 1.18113e-10 3.42687e-10 1 157.79 173.98 1.15300e+00 2.37400e-10 1.22005e-10 3.52795e-10 1 156.23 166.54 1.39500e+00 2.41300e-10 1.24339e-10 3.58261e-10 1 154.66 159.21 1.68800e+00 2.41500e-10 1.24533e-10 3.58467e-10 1 152.90 152.02 2.04200e+00 2.37600e-10 1.22199e-10 3.53001e-10 1 150.73 144.97 2.47100e+00 2.30000e-10 1.18210e-10 3.41790e-10 1 148.32 138.07 2.99000e+00 2.22100e-10 1.14900e-10 3.29300e-10 1 146.02 131.32 3.61800e+00 2.14000e-10 1.10426e-10 3.17574e-10 1 143.78 124.69 4.37700e+00 2.05700e-10 1.06242e-10 3.05158e-10 1 141.65 118.19 5.29700e+00 1.97100e-10 1.01766e-10 2.92434e-10 1 139.67 111.82 6.40900e+00 1.88300e-10 9.70969e-11 2.79503e-10 1 137.59 105.59 7.75500e+00 1.79300e-10 9.27180e-11 2.65882e-10 1 134.85 99.50 9.38400e+00 1.70300e-10 8.78541e-11 2.52746e-10 1 132.23