:File information *********************************** :Title: Skynet5C 17W Geosynchronous Charging Environment (Sunlight) :Message ID: GEOCAPS21/2461145.40000 :Issue_Time: Apr 14 2026 21:00 UT :GEOMAGNETIC STORM ALERT: G0 Quiet geomagnetic activity at Apr 12 2026 21:00 UT with 19 4pi fluence of 6.02E+06 electrons/cm2 over the past 24 hours :GEOSYNCHRONOUS CHARGING ALERT: none with deep dielectric discharging probability of 0% :Updated_by: chgops_sat.pro :Data_time_zone: UT :Data_Source: GEOPOT08 :version: GAPS v1.40 : #Program information ******************************** #Manufactured by Space Environment Technologies Data Services Division (SET/DSD) #Contact data@spacewx.com #Reference: NASA-HDBK-4002A (03-03-2011), MITIGATING IN-SPACE CHARGING EFFECTS—A GUIDELINE # #Header information ********************************* #Mon Dy YYYY hh:mm: month day year hour minute (UT) #LT: local time #ap8: scalar for GEOPOT08 #ap: actual planetary geomagnetic index #G: NOAA G-scale value #Elec Den 1: GEOPOT08 electron density 1 X 100 (electrons cm-3) #Elec Temp1: GEOPOT08 electron temperature 1 (eV) #Ion Dens 1: GEOPOT08 ion density 1 X 100 (protons cm-3) #Ion Temp 1: GEOPOT08 ion temperature 1 (eV) #Elec Den 2: GEOPOT08 electron density 2 X 100 (electrons cm-3) #Elec Temp2: GEOPOT08 electron temperature 2 (eV) #Ion Dens 2: GEOPOT08 ion density 2 X 100 (protons cm-3) #Ion Temp 2: GEOPOT08 ion temperature 2 (eV) #TSPotential: thick sheath potential (kV) #SCProb: thick sheath potential probability of surface electrostatic discharging: # 0 - 500 kV unlikely # 500 - 4500 kV low # 4500 - 8500 kV possible # 8500 - 12500 kV moderate # 12500 - 16500 kV elevated # 16500 - 20500 kV high # 20500 - 30500 kV severe # #Mon Dy YYYY hh:mm LT ap8 ap G Elec Den 1 Elec Temp1 Ion Dens 1 Ion Temp 1 Elec Den 2 Elec Temp2 Ion Dens 2 Ion Temp 2 TSPotential SCProb Apr 12 2026 21:00 11 56 7 G0 5.5300E+01 1.5600E+01 7.2800E+01 5.4700E+02 1.5800E+01 6.7000E+03 2.0300E+01 2.9900E+04 -5.0000E+03 possible Apr 13 2026 00:00 14 28 3 G0 3.5400E+01 1.1900E+01 6.4900E+01 2.9200E+02 7.1700E+00 7.6100E+03 3.2000E+01 2.1900E+04 -3.0273E+03 low Apr 13 2026 03:00 17 28 3 G0 3.7700E+01 5.2600E+01 5.4900E+01 3.4100E+01 4.1800E+00 8.7300E+03 4.9600E+01 1.6300E+04 -8.6430E+02 low Apr 13 2026 06:00 20 28 3 G0 6.1200E+01 8.3100E+01 4.9400E+01 7.3200E+01 1.2400E+01 6.3300E+03 5.2700E+01 1.5500E+04 -3.0664E+03 low Apr 13 2026 09:00 23 28 3 G0 7.7800E+01 7.8200E+01 4.1200E+01 2.7300E+02 3.3000E+01 5.3200E+03 4.8800E+01 1.4800E+04 -5.0000E+03 possible Apr 13 2026 12:00 2 25 0 G0 7.6700E+01 7.5900E+01 2.8300E+01 3.3000E+00 4.4500E+01 5.2300E+03 5.4000E+01 1.1500E+04 -3.7988E+03 low Apr 13 2026 15:00 5 22 3 G0 7.1100E+01 6.4500E+01 3.9400E+01 1.1000E+01 3.6500E+01 5.5400E+03 4.5200E+01 1.2200E+04 -4.1016E+03 low Apr 13 2026 18:00 8 22 0 G0 6.5600E+01 3.4900E+01 6.2800E+01 1.7000E+02 2.2300E+01 6.1400E+03 2.5700E+01 2.1200E+04 -5.0000E+03 possible Apr 13 2026 21:00 11 18 3 G0 5.1200E+01 1.3000E+01 6.9300E+01 4.3700E+02 1.2600E+01 6.7900E+03 2.0900E+01 2.7900E+04 -4.8633E+03 possible Apr 14 2026 00:00 14 22 7 G0 3.4900E+01 1.1600E+01 6.4300E+01 2.7500E+02 6.9000E+00 7.6200E+03 3.2100E+01 2.1700E+04 -2.8906E+03 low Apr 14 2026 03:00 17 19 0 G0 3.6800E+01 4.9300E+01 5.4000E+01 2.5000E+01 3.9500E+00 8.7300E+03 4.9600E+01 1.6100E+04 -7.1780E+02 low Apr 14 2026 06:00 20 16 0 G0 5.9500E+01 7.5200E+01 4.8200E+01 5.1300E+01 1.1500E+01 6.3300E+03 5.2800E+01 1.5200E+04 -2.6465E+03 low Apr 14 2026 09:00 23 16 3 G0 7.6300E+01 7.0200E+01 3.9900E+01 2.1300E+02 3.0600E+01 5.3300E+03 4.9200E+01 1.4500E+04 -5.0000E+03 possible Apr 14 2026 12:00 2 19 3 G0 7.6200E+01 7.1800E+01 2.7900E+01 6.7900E+00 4.2900E+01 5.2400E+03 5.4000E+01 1.1400E+04 -4.5020E+03 possible Apr 14 2026 15:00 5 19 3 G0 7.0900E+01 6.2800E+01 3.9200E+01 1.2600E+01 3.5800E+01 5.5500E+03 4.5200E+01 1.2200E+04 -4.2188E+03 low Apr 14 2026 18:00 8 16 0 G0 6.4900E+01 3.3500E+01 6.2300E+01 1.6000E+02 2.1400E+01 6.1500E+03 2.5800E+01 2.1000E+04 -5.0000E+03 possible Apr 14 2026 21:00 11 10 0 G0 5.0300E+01 1.2400E+01 6.8500E+01 4.1400E+02 1.1900E+01 6.8200E+03 2.1000E+01 2.7400E+04 -4.6680E+03 possible Apr 15 2026 00:00 14 11 1 G0 3.4000E+01 1.0900E+01 6.3200E+01 2.4500E+02 6.4000E+00 7.6600E+03 3.2300E+01 2.1300E+04 -2.6465E+03 low Apr 15 2026 03:00 17 12 1 G0 3.6200E+01 4.6700E+01 5.3400E+01 1.8800E+01 3.7800E+00 8.7400E+03 4.9700E+01 1.5900E+04 -6.0060E+02 low Apr 15 2026 06:00 20 10 1 G0 5.8600E+01 7.1300E+01 4.7600E+01 4.1700E+01 1.1100E+01 6.3300E+03 5.2900E+01 1.5000E+04 -2.4316E+03 low Apr 15 2026 09:00 23 8 1 G0 7.5300E+01 6.5100E+01 3.9000E+01 1.7700E+02 2.9000E+01 5.3400E+03 4.9500E+01 1.4300E+04 -5.0000E+03 possible Apr 15 2026 12:00 2 7 1 G0 7.5200E+01 6.3900E+01 2.7200E+01 1.7600E+01 3.9500E+01 5.2600E+03 5.3800E+01 1.1200E+04 -5.0000E+03 possible Apr 15 2026 15:00 5 8 1 G0 6.9900E+01 5.6900E+01 3.8600E+01 1.9600E+01 3.3200E+01 5.5700E+03 4.5100E+01 1.2000E+04 -4.5703E+03 possible Apr 15 2026 18:00 8 8 1 G0 6.4000E+01 3.1500E+01 6.1600E+01 1.4800E+02 2.0300E+01 6.1700E+03 2.5900E+01 2.0700E+04 -4.9609E+03 possible Apr 15 2026 21:00 11 8 1 G0 5.0100E+01 1.2300E+01 6.8300E+01 4.0800E+02 1.1700E+01 6.8200E+03 2.1000E+01 2.7300E+04 -4.6094E+03 possible Apr 16 2026 00:00 14 8 1 G0 3.3800E+01 1.0700E+01 6.2900E+01 2.3700E+02 6.2600E+00 7.6700E+03 3.2400E+01 2.1200E+04 -2.5781E+03 low Apr 16 2026 03:00 17 8 1 G0 3.5800E+01 4.5300E+01 5.3000E+01 1.5700E+01 3.6800E+00 8.7500E+03 4.9700E+01 1.5800E+04 -5.3710E+02 low Apr 16 2026 06:00 20 8 1 G0 5.8300E+01 7.0000E+01 4.7400E+01 3.8700E+01 1.0900E+01 6.3300E+03 5.2900E+01 1.5000E+04 -2.3535E+03 low Apr 16 2026 09:00 23 8 1 G0 7.5300E+01 6.5100E+01 3.9000E+01 1.7700E+02 2.9000E+01 5.3400E+03 4.9500E+01 1.4300E+04 -5.0000E+03 possible Apr 16 2026 12:00 2 8 1 G0 7.5300E+01 6.4500E+01 2.7300E+01 1.6500E+01 3.9800E+01 5.2600E+03 5.3800E+01 1.1200E+04 -5.0000E+03 possible Apr 16 2026 15:00 5 8 1 G0 6.9900E+01 5.6900E+01 3.8600E+01 1.9600E+01 3.3200E+01 5.5700E+03 4.5100E+01 1.2000E+04 -4.5703E+03 possible Apr 16 2026 18:00 8 8 1 G0 6.4000E+01 3.1500E+01 6.1600E+01 1.4800E+02 2.0300E+01 6.1700E+03 2.5900E+01 2.0700E+04 -4.9609E+03 possible Apr 16 2026 21:00 11 8 1 G0 5.0100E+01 1.2300E+01 6.8300E+01 4.0800E+02 1.1700E+01 6.8200E+03 2.1000E+01 2.7300E+04 -4.6094E+03 possible Apr 17 2026 00:00 14 8 1 G0 3.3800E+01 1.0700E+01 6.2900E+01 2.3700E+02 6.2600E+00 7.6700E+03 3.2400E+01 2.1200E+04 -2.5781E+03 low Apr 17 2026 03:00 17 8 1 G0 3.5800E+01 4.5300E+01 5.3000E+01 1.5700E+01 3.6800E+00 8.7500E+03 4.9700E+01 1.5800E+04 -5.3710E+02 low Apr 17 2026 06:00 20 8 1 G0 5.8300E+01 7.0000E+01 4.7400E+01 3.8700E+01 1.0900E+01 6.3300E+03 5.2900E+01 1.5000E+04 -2.3535E+03 low