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Summary of Source Catalogs
| Telescope/Instrument | Band | Number of Sources |
|
|---|---|---|---|
| W51 | W43 | ||
| 2MASS/UKIDSS | J | 263, 204 | 512, 094 |
| 2MASS/UKIDSS | H | 272, 935 | 592, 681 |
| 2MASS/UKIDSS | Ks | 270, 380 | 606, 648 |
| Spitzer/IRAC | 3.6 μm | 224, 559 | 580, 315 |
| Spitzer/IRAC | 4.5 μm | 189, 793 | 540, 343 |
| Spitzer/IRAC | 5.8 μm | 58, 550 | 191, 993 |
| Spitzer/IRAC | 8.0 μm | 42, 372 | 126, 838 |
| Spitzer/MIPS | 24.0 μm | 1505 | 3425 |
