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Table A.1
Comparison of photometry and astrometry of PDS 70b, as derived from the sPCA, ANDROMEDA, PCA-SpeCal, and TLOCI reductions.
| Date | Instrument | Filter | Sep (mas) | PA (deg) | Δ mag | S/N |
|---|---|---|---|---|---|---|
| Results from sPCA | ||||||
| 2012-03-31 | NICI | L′ | 191.9 ± 21.4 | 162.2 ± 3.7 | 6.59 ± 0.42 | 5.6 |
| 2015-05-03 | IRDIS | H2 | 192.3 ± 4.2 | 154.5 ± 1.2 | 9.35 ± 0.18 | 6.3 |
| 2015-05-03 | IRDIS | H3 | 197.2 ± 4.0 | 154.9 ± 1.1 | 9.24 ± 0.17 | 8.1 |
| 2015-05-31 | IRDIS | H2 | 199.5 ± 6.9 | 153.4 ± 1.8 | 9.12 ± 0.24 | 11.4 |
| 2015-05-31 | IRDIS | H3 | 194.5 ± 6.3 | 153.5 ± 1.8 | 9.13 ± 0.16 | 6.8 |
| 2016-05-14 | IRDIS | K1 | 193.2 ± 8.3 | 152.2 ± 2.3 | 7.81 ± 0.31 | 5.5 |
| 2016-05-14 | IRDIS | K2 | 199.2 ± 7.1 | 151.5 ± 1.6 | 7.67 ± 0.24 | 3.6 |
| 2016-06-01 | NaCo | L′ | 189.6 ± 26.3 | 150.6 ± 7.1 | 6.84 ± 0.62 | 2.7 |
| Results from ANDROMEDA | ||||||
| 2012-03-31 | NICI | L′ | 211.1 ± 3.5 | 162.7 ± 0.3 | 6.85 ± 0.32 | 4.3 |
| 2015-05-03 | IRDIS | H2 | 191.7 ± 3.3 | 154.3 ± 0.2 | 9.69 ± 0.25 | 5.5 |
| 2015-05-03 | IRDIS | H3 | 189.7 ± 2.6 | 154.4 ± 0.1 | 9.47 ± 0.25 | 5.0 |
| 2015-05-31 | IRDIS | H2 | 200.6 ± 2.9 | 153.1 ± 0.2 | 9.49 ± 0.20 | 6.1 |
| 2015-05-31 | IRDIS | H3 | 194.3 ± 2.9 | 153.2 ± 0.2 | 9.35 ± 0.17 | 6.9 |
| 2016-05-14 | IRDIS | K1 | 190.8 ± 1.6 | 152.1 ± 0.2 | 7.81 ± 0.21 | 6.2 |
| 2016-05-14 | IRDIS | K2 | 195.4 ± 2.3 | 152.0 ± 0.2 | 7.51 ± 0.25 | 4.7 |
| 2016-06-01 | NaCo | L′ | 148.2 ± 8.4 | 152.0 ± 0.5 | 5.60 ± 0.32 | 3.6 |
| Results from PCA (SpeCal) | ||||||
| 2012-03-31 | NICI | L′ | 190.3 ± 12.3 | 160.6 ± 3.7 | 7.0 ± 0.1 | 2.2 |
| 2015-05-03 | IRDIS | H2 | 206.5 ± 4.8 | 156.8 ± 1.3 | 9.7 ± 0.2 | 5.0 |
| 2015-05-03 | IRDIS | H3 | 208.0 ± 4.9 | 156.7 ± 1.2 | 9.6 ± 0.2 | 5.1 |
| 2015-05-31 | IRDIS | H2 | 196.4 ± 4.4 | 155.7 ± 1.1 | 9.1 ± 0.1 | 14.2 |
| 2015-05-31 | IRDIS | H3 | 197.0 ± 6.0 | 155.5 ± 1.6 | 8.9 ± 0.1 | 14.7 |
| 2016-05-14 | IRDIS | K1 | 198.5 ± 3.7 | 152.5 ± 1.1 | 8.1 ± 0.1 | 17.1 |
| 2016-05-14 | IRDIS | K2 | 200.0 ± 3.0 | 152.6 ± 0.9 | 7.5 ± 0.1 | 17.5 |
| 2016-06-01 | NaCo | L′ | 181.8 ± 18.8 | 148.4 ± 5.9 | 6.9 ± 0.5 | 2.4 |
| Results from TLOCI | ||||||
| 2012-03-31 | NICI | L′ | 187.7 ± 35.9 | 160.5 ± 10.9 | 7.1 ± 0.6 | 1.9 |
| 2015-05-03 | IRDIS | H2 | 198.1 ± 26.2 | 154.1 ± 7.5 | 9.4 ± 0.8 | 1.4 |
| 2015-05-03 | IRDIS | H3 | 195.3 ± 20.6 | 154.9 ± 6.0 | 9.2 ± 0.6 | 1.9 |
| 2015-05-31 | IRDIS | H2 | 196.5 ± 14.1 | 154.9 ± 4.1 | 9.6 ± 0.3 | 3.4 |
| 2015-05-31 | IRDIS | H3 | 199.9 ± 15.4 | 154.8 ± 4.4 | 9.5 ± 0.4 | 2.7 |
| 2016-05-14 | IRDIS | K1 | 192.0 ± 24.2 | 151.0 ± 7.2 | 8.1 ± 0.5 | 2.1 |
| 2016-05-14 | IRDIS | K2 | 201.0 ± 27.2 | 152.2 ± 7.7 | 7.9 ± 0.6 | 1.8 |
| 2016-06-01 | NaCo | L′ | 181.7 ± 54.4 | 147.8 ± 17.2 | 7.1 ± 1.3 | 0.9 |
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