Table 3
Landolt to MegaCam average transformation parameters defined in Eq. (18).
| Band | Color | Color range | cbreak | α | β |
|
|
|
δ Ld |
|
|
|||||||||
| uM | U − V | 0–1 | 0.40 | −0.2553 ± 0.0082 | −0.3120 ± 0.0094 | 0.3075 ± 0.0036 | 0.3052 ± 0.0028 | 0.3161 | – |
| gM | B − V | 0–2 | 0.45 | 0.5320 ± 0.0141 | 0.4309 ± 0.0023 | 0.1235 ± 0.0006 | 0.1296 ± 0.0011 | 0.1422 | 0.007 |
| rM | R − I | 0–0.8 | 0.65 | 0.1583 ± 0.0058 | 0.1493 ± 0.0295 | 0.0629 ± 0.0007 | 0.0762 ± 0.0010 | 0.0785 | 0.003 |
| iM | R − I | 0–0.8 | 0.40 | 0.2200 ± 0.0122 | 0.1446 ± 0.0070 | 0.0309 ± 0.0007 | 0.0402 ± 0.0010 | 0.0321 | 0.002 |
| zM | R − I | 0–0.8 | 0.35 | −0.1713 ± 0.0267 | −0.4483 ± 0.0105 | 0.0154 ± 0.0014 | 0.0367 ± 0.0015 | 0.0206 | −0.010 |
Notes.
Average airmass term measured on data for photometry in fixed aperture radii of 43 pixels. The difference between the two is attributed to correlation between airmass and aperture corrections.
Airmass term according to the average extinction model at Mauna Kea from Buton et al. (2012).
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