Table B1

Neutron monitor station location with corresponding geomagnetic cut-off rigidity and altitude above sea level used in the analysis. The last three columns depict the dates of sub-GLE events. Cross (null) in the last three columns denote NMs used (not used) for the analysis of the event. The star denotes NMs with statistically significant increase.

Station Lat. [ ] Lon. [ ] Pc [GV] Alt. [m] 7/03/12 6/01/14 29/10/15
Apatity (APTY) 67.55 33.33 0.48 177 x x x
Barentsburg (BRBG) 78.03 14.13 0 70 x x x
Calgary (CALG) 51.08 245.87 1.04 1128 0 0 x
Cape Schmidt (CAPS) 68.92 180.53 0.41 0 0 x 0
Dome C (DOMC)1 −75.06 123.20 0.1 3233 0 0 x
Forth Smith (FS) 60.02 248.07 0.25 0 x x x
Inuvik (INVK) 68.35 226.28 0.16 21 x x x
Irkutsk (IRKT) 52.58 104.02 3.23 435 x x x
Kerguelen (KERG) −49.35 70.25 1.01 33 x x x
Kiel (KIEL) 54.33 10.13 2.22 54 x x 0
Kingston (KGST) −42.99 147.29 1.75 65 x x x
McMurdo (MCMD) −77.85 166.72 0 48 x x x
Magadan (MGDN) 60.12 151.02 1.84 220 x x x
Mawson (MWSN) −67.60 62.88 0.22 0 0 x x
Nain (NAIN) 56.55 298.32 0.28 0 x x x
Oulu (OULU) 65.05 25.47 0.69 15 x x x
Peawanuck (PWNC) 54.98 274.56 0.16 52 x x x
South Pole (SOPO) −90.00 0.0 0 2820 x x x
Terre Adelie (TERA) −66.67 140.02 0 45 x x x
Thule (THUL) 76.60 291.2 0.1 260 x x x
Tixie (TXBU) 71.60 128.90 0.53 0 x x x
1

The DOMC data are retrieved from the GLE database (gle.oulu.fi) (Usoskin et al., 2015).

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