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Table 3

Physical parameters of nova V339 Del.

Date T eff θ WD R WD L WD
Aug. [K] [10-10] [R⊙] [1038 erg s-1]
The fireball stage
14.844 10 000 ±400 5.0 ±0.2 66 ±2 1.5 ±0.2
14.885 9750 ±250 5.2 ±0.2 68 ±2 1.5 ±0.1
14.905 9500 ±250 5.8 ±0.2 77 ±2 1.3 ±0.1
14.934 9500 ±250 5.7 ±0.2 76 ±2 1.6 ±0.1
14.972 9000 ±250 6.2 ±0.2 82 ±3 1.5 ±0.2
15.004 9000 ±250 6.3 ±0.2 84 ±3 1.6 ±0.2
15.483 10 000 ±250 7.3 ±0.4 97 ±5 3.2 ±0.4
15.496 10 000 ±125 7.3 ±0.3 96 ±4 3.2 ±0.2
15.634 10 000 ±250 7.7 ±0.4 103 ±5 3.7 ±0.4
15.804 12 000 ±500 6.6 ±0.3 88 ±4 5.6 ±0.7
15.869 11 500 ±250 7.7 ±0.3 102 ±4 6.3 ±0.5
15.996 12 000 ±500 8.3 ±0.3 110 ±4 8.6 ±0.8
16.198 9500 ±125 12.1 ±0.5 161 ±7 7.3 ±0.5
16.470 8500 ±125 15.5 ±0.5 205 ±7 7.6 ±0.5
16.512 8500 ±250 15.6 ±0.7 207 ±9 7.8 ±0.7
16.553 8500 ±250 15.6 ±0.7 207 ±9 7.8 ±0.7
16.595 8625 ±125 14.6 ±0.5 195 ±7 7.2 ±0.4
16.637 8000 ±250 16.7 ±0.8 222 ±11 7.0 ±0.7
16.740 8000 ±250 16.3 ±0.8 217 ±11 6.6 ±0.7
16.885 7500 ±250 17.2 ±0.8 229 ±11 5.7 ±0.7
16.950 7500 ±250 17.2 ±0.8 229 ±11 5.7 ±0.7
17.134 7750 ±250 15.3 ±0.7 204 ±9 5.2 ±0.6
17.265 8000 ±125 14.4 ±0.4 192 ±5 5.2 ±0.4
17.473 7500 ±250 16.1 ±0.7 214 ±9 5.0 ±0.5
17.543 7250 ±250 17.5 ±0.8 233 ±11 5.2 ±0.6
17.710 7125 ±125 18.3 ±0.7 243 ±9 5.3 ±0.3
17.898 7250 ±250 17.8 ±0.8 236 ±11 5.3 ±0.6
18.189 7500 ±250 16.7 ±0.7 222 ±9 5.4 ±0.5
18.456 7125 ±125 19.1 ±0.7 254 ±9 5.8 ±0.3
18.520 7250 ±250 18.5 ±0.8 245 ±11 5.7 ±0.6
18.585 7375 ±125 17.7 ±0.7 236 ±9 5.6 ±0.3
18.873 7250 ±250 17.4 ±0.9 231 ±12 5.1 ±0.6
18.943 7250 ±250 17.6 ±0.9 234 ±12 5.2 ±0.6
19.151 7250 ±250 17.4 ±0.9 232 ±12 5.1 ±0.6
19.480 6500 ±250 20.9 ±0.9 278 ±12 4.8 ±0.6
19.550 6500 ±250 20.3 ±0.9 270 ±12 4.5 ±0.6
19.849 6250 ±250 21.7 ±1.0 289 ±13 4.4 ±0.7
19.887 6000 ±250 23.9 ±1.2 318 ±16 4.5 ±0.8
Transition to a harder spectrum
21.691a >37 000 <1.4 <19 >22
28.477b >43 000 <1.0 <13 >21
Sept.
13.642c >100 000 <0.12 <1.6 >8.8
20.703d >150 000 <0.046 <0.6 >6.5

Notes. Nebular component: dust component: Tdust = (1350 ± 50) K, Ldust = (1.1 ± 0.2) × 1037 erg s-1.

(a)

Te = (2.0 ± 0.5) × 104 K, EM = (2.0 ± 0.2) × 1062 cm-3;

(b)

Te = (1.5 ± 0.2) × 104 K, EM = (1.8 ± 0.1) × 1062 cm-3;

(c)

Te = (4 ± 0.5) × 104 K, EM = (1.4 ± 0.1) × 1062 cm-3;

(d)

Te = (5 ± 0.5) × 104 K, EM = (1.0 ± 0.1) × 1062 cm-3,

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