Table 4.
Photometry measurements from J (1.25 μm), H (1.65 μm), K (2.16 μm), W1 (3.4 μm) and W2 (4.6 μm) filters.
| Date | Instrument | J | H | K | W1 | W2 | Refs. |
|---|---|---|---|---|---|---|---|
| yyyy-mm-dd | (mag) | (mag) | (mag) | (mag) | (mag) | ||
| 1994-04-25 | KPNO/SQIID | 16.63 ± 0.10 | 13.50 ± 0.10 | 10.87 ± 0.10 | – | – | 1 |
| 1999-03-29 | DENIS | 14.90 ± 0.12 | – | 8.666 ± 0.060 | – | – | 2 |
| 1999-04-17 | 2MASS | 14.678 ± 0.037 | 11.189 ± 0.029 | 8.713 ± 0.023 | – | – | 3 |
| 2002-03-01 | IRTF/NSFCAM | 16.38 ± 0.10 | 12.22 ± 0.04 | 10.15 ± 0.02 | – | – | 4 |
| 2005-06-16 | VLT/ISAAC | 16.00 ± 0.25 | 13.12 ± 0.17 | 10.80 ± 0.18 | – | – | – |
| 2008-05-24 | AAT/IRIS2 | 15.71 ± 0.20 | 12.47 ± 0.20 | 10.44 ± 0.20 | – | – | 6 |
| 2010-02-27 | WISE | – | – | – | 8.135 ± 0.041 | 6.424 ± 0.057 | 7 |
| 2010-06-14 | VLT/SINFONI | – | – | 9.83 ± 0.10 | – | – | 8 |
| 2010-08-28 | WISE | – | – | – | 6.774 ± 0.015 | 4.796 ± 0.013 | 7 |
| 2013-06-12 | VLT/ISAAC | 15.90 ± 0.35 | 12.06 ± 0.13 | – | – | – | – |
| 2013-09-12 | VLT/ISAAC | – | – | 9.67 ± 0.05 | – | – | – |
| 2014-03-02 | NEOWISE | – | – | – | 7.230 ± 0.018 | 5.626 ± 0.016 | 9 |
| 2014-05-22 | VLT/SINFONI | – | 12.30 ± 0.20 | – | – | – | |
| 2014-06-02 | VLT/SINFONI | – | 10.10 ± 0.10 | – | – | – | |
| 2014-08-28 | NEOWISE | – | – | – | 7.116 ± 0.021 | 5.549 ± 0.016 | 9 |
| 2015-02-27 | NEOWISE | – | – | – | 6.927 ± 0.021 | 5.385 ± 0.017 | 9 |
| 2015-08-25 | NEOWISE | – | – | – | 6.955 ± 0.020 | 5.252 ± 0.019 | 9 |
| 2016-02-26 | NEOWISE | – | – | – | 6.858 ± 0.020 | 5.407 ± 0.016 | 9 |
| 2016-08-18 | NEOWISE | – | – | – | 6.792 ± 0.022 | 5.444 ± 0.017 | 9 |
| 2017-02-27 | NEOWISE | – | – | – | 7.269 ± 0.020 | 5.656 ± 0.016 | 9 |
| 2017-08-13 | NEOWISE | – | – | – | 7.399 ± 0.018 | 5.795 ± 0.016 | 9 |
| 2018-02-27 | NEOWISE | – | – | – | 7.172 ± 0.019 | 5.512 ± 0.018 | 9 |
| 2018-08-09 | NEOWISE | – | – | – | 7.107 ± 0.019 | 5.505 ± 0.015 | 9 |
| 2019-03-01 | NEOWISE | – | – | – | 7.495 ± 0.016 | 5.867 ± 0.016 | 9 |
| 2019-08-11 | NEOWISE | – | – | – | 7.299 ± 0.018 | 5.651 ± 0.015 | 9 |
References. (1) Barsony et al. (1997); (2) DENIS Consortium (2005) ; (3) Cutri et al. (2003); (4) Haisch et al. (2004); (5) Evans et al. (2003); (6) Barsony et al. (2012); (7) Wright et al. (2010); (8) Garcia Lopez et al. (2013); (9) Mainzer et al. (2011, 2014).
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