Open Access
Table 1
DENIS and 2MASS photometric data of 23 M dwarfs with IR excess.
| DENIS-P name | α2000 | δ2000 | IDENIS | J2MASS | H2MASS | K2MASS |
|---|---|---|---|---|---|---|
| (mag) | (mag) | (mag) | (mag) | |||
| J0322152–354719 | 03 22 15.28 | –35 47 19.7 | 15.11±0.05 | 12.965±0.027 | 12.302±0.028 | 12.024±0.027 |
| J0338011–333421 | 03 38 01.13 | –33 34 21.4 | 15.72±0.05 | 13.548±0.027 | 12.973±0.030 | 12.612±0.034 |
| J0338520–264615 | 03 38 52.01 | –26 46 15.3 | 15.53±0.05 | 13.591±0.027 | 13.046±0.026 | 12.753±0.027 |
| J0500245–333042 | 05 00 24.58 | –33 30 42.0 | 16.61±0.08 | 14.156±0.026 | 13.568±0.022 | 13.190±0.030 |
| J0516542–022433 | 05 16 54.22 | –02 24 33.2 | 16.11±0.06 | 14.035±0.027 | 13.400±0.041 | 12.992±0.035 |
| J0521590–080238 | 05 21 59.07 | –08 02 38.2 | 16.02±0.09 | 13.945±0.026 | 13.323±0.027 | 12.982±0.033 |
| J0524010–043715 | 05 24 01.00 | –04 37 15.2 | 15.26±0.04 | 13.353±0.023 | 12.767±0.026 | 12.421±0.021 |
| J0534552–104808 | 05 34 55.27 | –10 48 08.4 | 15.43±0.06 | 13.159±0.023 | 12.537±0.034 | 12.125±0.020 |
| J0844091–783346 | 08 44 09.20 | –78 33 46.0 | 14.83±0.04 | 12.505±0.024 | 11.976±0.022 | 11.618±0.024 |
| J0856138–134224 | 08 56 13.84 | –13 42 24.1 | 16.48±0.12 | 13.602±0.026 | 12.976±0.029 | 12.489±0.024 |
| J1334530–461920 | 13 34 53.05 | –46 19 20.3 | 16.53±0.07 | 13.976±0.029 | 13.385±0.032 | 13.000±0.034 |
| J1342325–441356 | 13 42 32.60 | –44 13 56.3 | 15.56±0.04 | 13.403±0.026 | 12.792±0.025 | 12.450±0.028 |
| J1344474–433658 | 13 44 47.47 | –43 36 58.5 | 15.59±0.06 | 13.543±0.033 | 12.976±0.029 | 12.641±0.030 |
| J1403297–335456 | 14 03 29.70 | –33 54 56.9 | 14.91±0.03 | 12.798±0.021 | 12.267±0.024 | 11.982±0.025 |
| J1406468–415104 | 14 06 46.85 | –41 51 04.7 | 16.19±0.07 | 13.615±0.024 | 12.980±0.022 | 12.631±0.027 |
| J1448016–385926 | 14 48 01.61 | –38 59 26.4 | 15.47±0.14 | 12.757±0.023 | 12.144±0.022 | 11.817±0.024 |
| J1506573–341438 | 15 06 57.38 | –34 14 38.0 | 15.64±0.05 | 13.505±0.023 | 12.734±0.025 | 12.163±0.021 |
| J1546269–244322 | 15 46 26.97 | –24 43 22.6 | 14.81±0.06 | 12.644±0.023 | 12.014±0.023 | 11.702±0.023 |
| J1546543–255652 | 15 46 54.33 | –25 56 52.3 | 15.21±0.06 | 12.851±0.026 | 12.133±0.026 | 11.790±0.023 |
| J1558546–181324 | 15 58 54.66 | –18 13 24.1 | 15.35±0.05 | 13.216±0.028 | 12.557±0.028 | 12.207±0.031 |
| J1605540–181844 | 16 05 54.07 | –18 18 44.1 | 15.96±0.07 | 13.422±0.028 | 12.840±0.027 | 12.507±0.030 |
| J1853073–360516 | 18 53 07.36 | –36 05 16.3 | 14.72±0.04 | 12.702±0.027 | 12.191±0.022 | 11.871±0.021 |
| J1856402–365520 | 18 56 40.25 | –36 55 20.4 | 15.82±0.05 | 13.670±0.026 | 13.077±0.031 | 12.818±0.033 |
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