Open Access

Table 1

Summary of observed positions.

Source RA (J2000) Dec (J2000) Comment: On-source Rms(C59α) Rms(C51α)
region; ionizing star time (h) (mK) (mK)
BAR-INSIDE 5h35m21.67s −5º25′37.00″ OMC1; θ1 OriC 11.0 5.4 13
BNKL-PDR 5h35m16.30s −5º22′14.00″ OMC1; θ1 OriC 5.7 9.9 15
TRAP-PDR 5h35m15.00s −5º23′34.00″ OMC1; θ1 Ori C 9.7 12 12
EAST-PDR 5h35m25.70s −5º22′44.00″ OMC1; θ1 Ori C 7.5 5.6 12
ORI-P1 5h35m31.37s −5º21′22.59″ OMC1 (dark lane); θ1 Ori C 8.5 5.7 13
ORI-P2 5h35m31.37s −5º18′42.59″ M43 (south); NU Ori 11.1 4.4 12
ORI-P3 5h35m31.37s −5º16′02.59″ M43 (center); NU Ori 6.5 7.1 18
ORI-P4 5h35m31.37s −5º13′22.59″ M43 (north); NU Ori 4.8 10 23
ORI-P5 5h35m29.80s −5º27′32.90″ EON (southeast of Orion Bar); θ2 Ori A 5.1 5.7 15
ORI-P6 5h35m13.16s −4º55′08.09″ OMC3; 42 Orionis 11.4 4.3 11

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