Table 1
Photometry and radiation temperatures of α Centauri A.
| λeff | Sν | Trad | Photometry |
| (μm) | (Jy) | (K) | & reference |
|
|
|||
| 0.440 | 2215 ± 41 | 5792 ± 19 | B (1) |
| 0.550 | 3640 ± 67 | 5830 ± 24 | V (1) |
| 0.790 | 4814 ± 89 | 5775 ± 32 | I (1) |
| 0.440 | 2356 ± 43 | 5856 ± 19 | B (2) |
| 0.550 | 3606 ± 66 | 5818 ± 23 | V (2) |
| 0.640 | 4259 ± 78 | 5787 ± 27 | Rc (2) |
| 0.790 | 4784 ± 88 | 5764 ± 32 | Ic (2) |
| 1.215 | 4658 ± 86 | 5928 ± 47 | J (3) |
| 1.654 | 3744 ± 69 | 6121 ± 60 | H (3) |
| 2.179 | 2561 ± 47 | 5994 ± 67 | K (3) |
| 3.547 | 1194 ± 22 | 5856 ± 78 | L (3) |
| 4.769 | 592 ± 11 | 4995 ± 69 | M (3) |
| 24 | 28.53 ± 0.58 | 4736 ± 91 | MIPS (4) |
| 70 | 3.40 ± 0.70 | 4599 ± 937 | MIPS (4) |
| 70 | 3.35 ± 0.028 | 4540 ± 37 | PACS (5) |
| 100 | 1.41 ± 0.05 | 3909 ± 135 | PACS (6) |
| 160 | 0.56 ± 0.06 | 3920 ± 394 | * PACS (5), (6) |
| 250 | 0.24 ± 0.05 | 4084 ± 845 | *SPIRE (5) |
| 350 | 0.145 ± 0.028 | 4822 ± 927 | *SPIRE (5) |
| 500 | 0.08 ± 0.03 | 5421 ± 2018 | *SPIRE (5) |
| 870 | 0.028 ± 0.007 | 5738 ± 1432 | *LABOCA (7) |
Notes. (1) Hipparcos, (2) Bessell (1990), (3) Engels et al. (1981). (4) G. Bryden [priv. com.; FWHM (24 μm) = 6′′, (70 μm) = 18′′]. Binary separation on 9 April, 2005, 10
4. (5) Hi-GAL: KPOT_smolinar_1, fields 314_0 & 316_0. Herschel-beams FWHM (70 μm) = 56, (100 μm) = 68, (160 μm) = 113, (250 μm) = 176, (350 μm) = 239, (500 μm) = 352. Binary separation on 21 August, 2010, 63. (6) DUNES: KPOT_ceiroa_1. Binary separation 29 July, 2011, 57. (7) 384.C-1025, 380.C-3044(A): FWHM (870 μm) = 195. Binary separation 20–13 November, 2007, 88 and 19 September, 2009, 70.
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