Table 2.

Ultraviolet Integrated Flux in W m⁻² for Selected Times Before, During, and After the UV Flare with a Proton Event Included

	UVA		UVB		UVC
	(3150–4000 Å)		(2800–3150 Å)		(<2800Å)
	TOA	Surface	TOA	Surface	TOA	Surface
Earth	102.36	118.45	17.23	2.55	6.73	2.13 × 10−14
AD Leo planet
Quiescence (t = 0 s)	2.60	2.97	0.20	0.01	2.76	2.13 × 10−14
Flare start (t = 100 s)	10.89	11.59	5.34	0.21	43.10	1.93 × 10−14
Flare peak (t = 915 s)	112.17	120.77	45.43	3.15	368.76	1.93 × 10−14
After flare (t = 7.6 × 103 s)	2.60	3.00	0.20	0.02	2.76	1.93 × 10−14
After flare (t = 1.3 × 107 s)	2.60	3.02	0.20	0.04	2.76	2.52 × 10−10
After flare (t = 6.4 × 107 s)	2.60	3.03	0.20	0.06	2.76	5.85 × 10−5
After flare (t = 1.4 × 108 s)	2.60	3.03	0.20	0.06	2.76	3.38 × 10−5
After flare (t = 6.0 × 108 s)	2.60	3.00	0.20	0.02	2.76	1.93 × 10−14

Earth values are shown for comparison. TOA, top of the atmosphere.