\begin{table}%t7 %\centering \par \caption{\label{n1976}Radial and rotational velocities for stars in the Orion nebula cluster (NGC~1976).} \begin{tabular}{rlrrrrrrrrrrl} \noalign{\smallskip}\hline\hline\noalign{\smallskip} \multicolumn{1}{c}{No.} & \multicolumn{1}{c}{ID} & \multicolumn{1}{c}{$V$} & $B-V$ & \multicolumn{1}{c}{$V_r$} & \multicolumn{1}{c}{$\epsilon$} & $N$ & $V \sin i$ & Err & $\Delta T$ & $P(\chi^2)$ & $V_{r{\rm (lit)}}$ & Notes \\ \noalign{\smallskip}\hline\noalign{\smallskip} 1037 & P 1037 & 10.32 & 0.72 & +45.57 & 0.23 & 3 & 1.6 & 1.7 & 1040 & 0.507 & & NM \\ 1147 & P 1147 & 10.45 & & +21.60 & 0.31 & 3 & 6.7 & 1.9 & 1479 & 0.420 & & \\ 1158 & P 1158 & 10.95 & 0.59 & --56.09 & 3.84 & 6 & 0.2 & 2.7 & 744 & 0.000 & & NM,SB \\ 1199 & P 1199 & 10.67 & 0.66 & --11.08 & 0.25 & 3 & 3.3 & 1.7 & 1480 & 0.960 & & NM \\ 1284 & P 1284 & 10.74 & 0.99 & +29.86 & 0.23 & 3 & 1.1 & 0.0 & 1480 & 0.328 & & \\ 1361 & P 1361 & 11.36 & 0.56 & --17.31 & 0.35 & 3 & 7.3 & 3.0 & 896 & 0.734 & & NM \\ 1404 & P 1404 & 11.49 & 0.84 & +25.61 & 1.11 & 5 & 24.3 & 2.4 & 1481 & 0.000 & +26.6 & SB \\ 1414 & P 1414 & 11.45 & 0.63 & +27.12 & 0.61 & 7 & 30.9 & 3.1 & 1863 & 0.887 & +24.6 & \\ 1429 & P 1429 & 11.13 & 1.03 & +28.00 & 1.06 & 3 & 1.9 & 2.3 & 1480 & 0.000 & & SB \\ 1467 & P 1467 & 10.55 & 0.60 & +23.65 & 0.27 & 3 & 7.0 & 1.1 & 1040 & 0.834 & & \\ 1474 & P 1474 & 10.97 & 0.63 & --13.18 & 0.27 & 3 & 1.0 & 2.3 & 1040 & 0.976 & & NM \\ 1590 & P 1590 & 10.26 & 0.54 & +21.41 & 0.19 & 6 & 4.6 & 1.1 & 1864 & 0.524 & +18.3 & \\ 1662 & P 1662 & 10.73 & 0.66 & +77.17 & 3.03 & 3 & 2.4 & 0.0 & 1480 & 0.000 & & NM,SB \\ 2125 & P 2125 & 10.53 & 0.55 & +73.28 & 0.43 & 3 & 1.5 & 2.1 & 1479 & 0.073 & & NM \\ 2158 & P 2158 & 10.76 & & +34.61 & 0.19 & 4 & 3.6 & 1.4 & 1863 & 0.520 & +36.4 & \\ 2164 & P 2164 & 11.24 & 0.95 & +113.01 & 0.30 & 3 & 5.3 & 1.5 & 1480 & 0.311 & & NM \\ 2292 & P 2292 & 11.45 & 1.06 & +107.30 & 0.24 & 3 & 1.9 & 0.0 & 1481 & 0.679 & & NM \\ 2339 & P 2339 & 9.96 & 0.53 & 19.19 & 0.55 & 7 & 14.6 & 0.9 & 1863 & 0.000 & +19.8 & SB \\ 2345 & P 2345 & 11.37 & 0.69 & --8.83 & 0.35 & 3 & 3.9 & 2.9 & 1480 & 0.428 & & NM \\ 2374 & P 2374 & 10.92 & 0.58 & +18.97 & 0.20 & 6 & 4.5 & 1.3 & 1863 & 0.472 & +21.8 & \\ 2404 & P 2404 & 11.27 & 0.69 & +26.02 & 0.54 & 10 & 29.4 & 2.9 & 2168 & 0.025 & +23.1 & \\ 2423 & P 2423 & 11.04 & 0.62 & +68.07 & 0.36 & 3 & 6.7 & 1.9 & 1479 & 0.290 & & NM \\ 2433 & P 2433 & 11.38 & 0.55 & +32.19 & 0.46 & 3 & 9.2 & 1.6 & 1482 & 0.231 & +26.8 & \\ 2441 & P 2441 & 10.76 & 0.69 & +30.13 & 0.37 & 5 & 10.2 & 1.3 & 1501 & 0.134 & +20.3 & \\ 2442 & P 2442 & 11.12 & 0.81 & +54.74 & 0.25 & 3 & 1.7 & 1.9 & 1480 & 0.614 & & NM \\ 2445 & P 2445 & 11.13 & 0.63 & +25.90 & 5.35 & 6 & 5.8 & 2.3 & 2168 & 0.000 & & NM,SB2O \\ 2474 & P 2474 & 11.35 & 0.57 & +137.73 & 1.12 & 3 & 7.7 & 2.1 & 832 & 0.002 & & NM \\ 2494 & P 2494 & 10.74 & 0.88 & +24.54 & 4.00 & 29 & 22.0 & 2.2 & 2166 & 0.000 & & SB2O \\ 2534 & P 2534 & 11.39 & 0.92 & --34.31 & 0.24 & 3 & 0.6 & 2.2 & 1480 & 0.635 & & NM \\ 2552 & P 2552 & 11.69 & 0.55 & +29.41 & 0.61 & 3 & 6.9 & 2.4 & 1482 & 0.120 & & \\ 2566 & P 2566 & 11.01 & 0.53 & --3.20 & 0.31 & 3 & 6.6 & 1.4 & 1480 & 0.584 & & NM \\ 2571 & P 2571 & 11.29 & 0.57 & +55.23 & 0.42 & 3 & 9.3 & 1.9 & 1479 & 0.794 & & NM \\ 2575 & P 2575 & 9.94 & 0.64 & --10.08 & 0.25 & 3 & 4.4 & 1.5 & 1482 & 0.711 & & NM \\ 2737 & P 2737 & 10.98 & 0.82 & +25.34 & 0.27 & 3 & 2.6 & 0.0 & 1472 & 0.428 & +24.1 & \\ 2752 & P 2752 & 10.88 & 0.67 & +23.43 & 0.29 & 3 & 2.7 & 0.0 & 1479 & 0.266 & & \\ 2909 & P 2909 & 11.01 & 0.94 & +13.70 & 0.54 & 3 & 5.2 & 2.7 & 1472 & 0.047 & & NM \\ \hline \end{tabular} \end{table}