|
Aurora morphology
|
Aurora breakup
|
Isolated aurora arc intensification
|
|
NIRAS FWHM
|
2.5 nm
|
3.3 nm
|
|
OH temperature (nightly mean)
|
215.8 K
|
210.9 K
|
|
Wavelength: \(\text {P}_1(2)\), OH (3,1) band
|
1521.2–1525.7 nm
|
1520.8–1526.3 nm
|
|
Intensity of OH (3,1) band
|
24.6 kR
|
37.1 kR
|
|
Intensity of \(\text {N}_2^+\) (1,2) band
|
35.5 kR
|
41.8 kR
|
|
Ratio \(\text {N}_2^+\) (1,2) / OH (3,1)
|
1.4
|
1.1
|
|
Wavelength: \(\text {P}_1(4)\), OH (3,1) band
|
1540.1–1544.6 nm
|
1540.7–1545.2 nm
|
|
Intensity of OH (3,1) band
|
21.2 kR
|
27.3 kR
|
|
Intensity of \(\text {N}_2^+\) (1,2) band
|
15.9 kR
|
18.5 kR
|
|
Ratio \(\text {N}_2^+\) (1,2) / OH (3,1)
|
0.75
|
0.67
|
|
Contaminated OH temperature
|
178.8 K
|
172.0 K
|
