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Table 1:

NGC 1978 targets and log of observations (LE stands for Lloyd Evans 1980).
ID Type J K RA Dec H band ( $\lambda_{\rm c}=15~585~\AA$) $(S/N)_{\rm H}$ K band ( $\lambda_{\rm c}=23~670~\AA$) $(S/N)_{\rm K}$
    2MASS J2000        
LE4 M 12.347 11.199 05 28 43.72 -66 14 03.7 2006 Dec. 03: 3 $\times$ 1000 s 65 2006 Dec. 05: 3 $\times$ 1000 s 65
LE6 C 12.090 10.707 05 28 46.27 -66 13 56.4 2006 Dec. 07: 3 $\times$ 800 s 70 2006 Dec. 06: 3 $\times$ 800 s 55
A M 12.253 11.116 05 28 46.23 -66 13 24.8 2006 Dec. 03: 3 $\times$ 1000 s 55 2006 Dec. 05: 3 $\times$ 1000 s 65
LE3 C 11.490 9.676 05 28 44.49 -66 14 03.9 2006 Dec. 03: 3 $\times$ 400 s 105 2006 Dec. 05: 3 $\times$ 400 s 120
LE10 M 12.917 11.802 05 28 44.44 -66 13 59.9 2006 Dec. 03: 3 $\times$ 1800 s 60 2006 Dec. 05: 3 $\times$ 1800 s 70
LE5 M 12.527 11.387 05 28 43.64 -66 13 53.0 2006 Dec. 03: 3 $\times$ 1200 s 50 2006 Dec. 05: 3 $\times$ 1200 s 60
B C 12.367 11.078 05 28 43.65 -66 14 09.6 2006 Dec. 07: 3 $\times$ 700 s 50 2006 Dec. 06: 3 $\times$ 1000 s 55
LE1 C 12.282 10.467 05 28 48.50 -66 14 59.9 2006 Dec. 03: 3 $\times$ 600 s 50 2006 Dec. 05: 3 $\times$ 600 s 115
LE2 C 12.967 11.266 05 28 48.62 -66 15 18.7 - - 2006 Dec. 06: 3 $\times$ 1200 s 65
LE7 C 12.764 11.214 05 28 47.85 -66 14 44.0 - - 2006 Dec. 06: 3 $\times$ 1000 s 75
LE8 M 13.018 11.916 05 28 48.47 -66 14 38.7 2006 Dec. 03: 3 $\times$ 2000 s 30 2006 Dec. 05: 3 $\times$ 2000 s 40
LE9 M 13.315 12.259 05 28 50.73 -66 14 44.2 2008 Mar. 19: 4 $\times$ 1800 s 45 2006 Dec. 06: 3 $\times$ 2000 s 50

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