Exposure
- ID
- PIONI.2025-12-03T08:22:13.955_1
- Header ID
- PIONI.2025-12-03T08:22:13.955
- Date updated
- 2025-12-03 08:31:02 UTC+0000
- Release date
- 2026-12-03 08:31:02 UTC+0000
- UTC Start
- 2025-12-03 08:22:13.955
- UTC End
- 2025-12-03 08:22:52.355
- MJD Start
- 61012.3487726264
- MJD End
- 61012.34921707084
- Exposure time (s)
- 38.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004646
- Ambient temperature (°C)
- 13.89
- Seeing (arcsec)
- 0.885
Observation
- ID
- 71970
- Category
- science
- Program ID
- 116.290A.001
- 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
- 53431
- Name
- phi01 Ori
- RA
- 83.704045
- DEC
- 9.48957
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 53.4890 | 53.2600 | 117.1000 | 117.2000 |
| A0-J2 | 92.2770 | 91.9590 | 84.2000 | 84.2000 |
| A0-K0 | 111.1090 | 110.9080 | 63.8510 | 63.7650 |
| G1-J2 | 55.5470 | 55.4970 | 52.7000 | 52.6000 |
| G1-K0 | 89.9840 | 90.0030 | 35.3950 | 35.3780 |
| J2-K0 | 40.4910 | 40.5100 | 11.2790 | 11.3760 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.290A.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT |
| MJD-OBS | 61012.3487726264 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | phi01 Ori |
| RA | 83.704045 |
| DEC | 9.48957 |
| 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 | 0.00075 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 53.489 |
| HIERARCH ESO ISS PBL12 END | 53.26 |
| HIERARCH ESO ISS PBLA12 START | 117.1 |
| HIERARCH ESO ISS PBLA12 END | 117.2 |
| HIERARCH ESO ISS PBL13 START | 92.277 |
| HIERARCH ESO ISS PBL13 END | 91.959 |
| HIERARCH ESO ISS PBLA13 START | 84.2 |
| HIERARCH ESO ISS PBLA13 END | 84.2 |
| HIERARCH ESO ISS PBL14 START | 111.109 |
| HIERARCH ESO ISS PBL14 END | 110.908 |
| HIERARCH ESO ISS PBLA14 START | 63.851 |
| HIERARCH ESO ISS PBLA14 END | 63.765 |
| HIERARCH ESO ISS PBL23 START | 55.547 |
| HIERARCH ESO ISS PBL23 END | 55.497 |
| HIERARCH ESO ISS PBLA23 START | 52.7 |
| HIERARCH ESO ISS PBLA23 END | 52.6 |
| HIERARCH ESO ISS PBL24 START | 89.984 |
| HIERARCH ESO ISS PBL24 END | 90.003 |
| HIERARCH ESO ISS PBLA24 START | 35.395 |
| HIERARCH ESO ISS PBLA24 END | 35.378 |
| HIERARCH ESO ISS PBL34 START | 40.491 |
| HIERARCH ESO ISS PBL34 END | 40.51 |
| HIERARCH ESO ISS PBLA34 START | 11.279 |
| HIERARCH ESO ISS PBLA34 END | 11.376 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004834 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004458 |
| HIERARCH ESO ISS AMBI TEMP | 13.89 |
| HIERARCH ESO ISS AMBI FWHM START | 0.87 |
| HIERARCH ESO ISS AMBI FWHM END | 0.9 |