Table B.2.
Frequencies, quantum numbers, fit brightness temperatures and linewidths, and transition properties for lines used to derive the column density and excitation temperature of propynal in L1527.
| Frequency( † ) | Transition |  |
ΔV( ‡ ) | Eu | Sijμ2 |
|---|---|---|---|---|---|
| (MHz) | ( ) |
(mK) | (km s−1) | (K) | (Debye2) |
| 75885.2058 | 81, 7 − 71, 6 | 19.7(36) | 1.4(2) | 19.4 | 43.9 |
| 82424.9250 | 91, 9 − 81, 8 | 19.5(43) | 1.6(4) | 22.8 | 49.5 |
| 83775.8251 | 90, 9 − 80, 8 | 45.2(735) | 0.7(9) | 20.1 | 50.1 |
| 85361.1884 | 91, 8 − 81, 7 | 17.2(24) | 1.1(1) | 23.5 | 49.5 |
| 91572.5215 | 101, 10 − 91, 9 | 18.1(29) | 1.5(2) | 27.2 | 55.1 |
| 93043.2911 | 100, 10 − 90, 9 | 18.6(32) | 1.7(3) | 24.6 | 55.7 |
| 100716.8520 | 111, 11 − 101, 10 | 10.6(41) | 0.8(3) | 32.1 | 60.7 |
| 102298.0618 | 110, 11 − 100, 10 | 18.5(35) | 0.9(2) | 29.5 | 61.2 |
| 104302.2378 | 111, 10 − 101, 9 | 11.4(23) | 1.3(3) | 33.1 | 60.7 |
Notes. ( † )Held fixed in the Gaussian fit to the catalog value. See text for estimates of uncertainties resulting from laboratory measurements.
( ‡ )1σ statistical uncertainty from the Gaussian fits to the data, in units of the last significant digit.
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