Exposure
- ID
- PIONI.2025-10-29T07:16:29.975_1
- Header ID
- PIONI.2025-10-29T07:16:29.975
- Date updated
- 2025-10-29 07:25:53 UTC+0000
- Release date
- 2025-10-29 07:16:29 UTC+0000
- UTC Start
- 2025-10-29 07:16:29.975
- UTC End
- 2025-10-29 07:18:12.375
- MJD Start
- 60977.3031247123
- MJD End
- 60977.30430989749
- Exposure time (s)
- 102.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009039499999999999
- Ambient temperature (°C)
- 12.79
- Seeing (arcsec)
- 0.515
Observation
- ID
- 71047
- Category
- calibrator
- Program ID
- 116.290A.002
- Program Title
- CONSTRAINING ASTEROSEISMIC MODELS OF MASSIVE OB STARS USING HIGH-PRECISION INTERFEROMETRY
- Program Type
- Normal
- PI / COI
- VRANCKEN / DESHMUKH / SANA / TKACHENKO / AERTS / KLIAPETS
Target
- ID
- 52727
- Name
- HD 34446
- RA
- 79.365247
- DEC
- -0.34591
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.7190 | 89.6270 | 113.8000 | 113.8000 |
| A0-J2 | 129.1620 | 129.1940 | 92.6000 | 92.6000 |
| A0-K0 | 125.7790 | 125.9600 | 72.4330 | 72.4620 |
| G1-J2 | 55.9060 | 56.0170 | 57.1000 | 57.1000 |
| G1-K0 | 83.2010 | 83.3340 | 27.0190 | 27.2000 |
| J2-K0 | 44.6650 | 44.6330 | 348.2130 | 348.4160 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.290A.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT |
| MJD-OBS | 60977.3031247123 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 34446 |
| RA | 79.365247 |
| DEC | -0.34591 |
| HIERARCH ESO INS OPTI2 NAME | GRISM |
| HIERARCH ESO INS OPTI2 ID | GRISM |
| HIERARCH ESO INS FILT1 NAME | H |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| HIERARCH ESO DET DIT | 0.002 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 89.719 |
| HIERARCH ESO ISS PBL12 END | 89.627 |
| HIERARCH ESO ISS PBLA12 START | 113.8 |
| HIERARCH ESO ISS PBLA12 END | 113.8 |
| HIERARCH ESO ISS PBL13 START | 129.162 |
| HIERARCH ESO ISS PBL13 END | 129.194 |
| HIERARCH ESO ISS PBLA13 START | 92.6 |
| HIERARCH ESO ISS PBLA13 END | 92.6 |
| HIERARCH ESO ISS PBL14 START | 125.779 |
| HIERARCH ESO ISS PBL14 END | 125.96 |
| HIERARCH ESO ISS PBLA14 START | 72.433 |
| HIERARCH ESO ISS PBLA14 END | 72.462 |
| HIERARCH ESO ISS PBL23 START | 55.906 |
| HIERARCH ESO ISS PBL23 END | 56.017 |
| HIERARCH ESO ISS PBLA23 START | 57.1 |
| HIERARCH ESO ISS PBLA23 END | 57.1 |
| HIERARCH ESO ISS PBL24 START | 83.201 |
| HIERARCH ESO ISS PBL24 END | 83.334 |
| HIERARCH ESO ISS PBLA24 START | 27.019 |
| HIERARCH ESO ISS PBLA24 END | 27.2 |
| HIERARCH ESO ISS PBL34 START | 44.665 |
| HIERARCH ESO ISS PBL34 END | 44.633 |
| HIERARCH ESO ISS PBLA34 START | 348.213 |
| HIERARCH ESO ISS PBLA34 END | 348.416 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009434 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008645 |
| HIERARCH ESO ISS AMBI TEMP | 12.79 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |