Exposure
- ID
- PIONI.2025-12-15T03:41:19.252_1
- Header ID
- PIONI.2025-12-15T03:41:19.252
- Date updated
- 2025-12-15 03:51:37 UTC+0000
- Release date
- 2026-12-15 03:51:36 UTC+0000
- UTC Start
- 2025-12-15 03:41:19.252
- UTC End
- 2025-12-15 03:41:57.652
- MJD Start
- 61024.1536950455
- MJD End
- 61024.15413948994
- Exposure time (s)
- 38.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0029
- Ambient temperature (°C)
- 9.94
- Seeing (arcsec)
- 0.8049999999999999
Observation
- ID
- 72295
- 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
- 53698
- Name
- HD 43955
- RA
- 94.555979
- DEC
- -19.96693
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 84.7880 | 84.8880 | 108.5000 | 108.5000 |
| A0-J2 | 118.0350 | 118.2100 | 83.7000 | 83.8000 |
| A0-K0 | 117.2340 | 117.3830 | 59.8290 | 59.9410 |
| G1-J2 | 54.3250 | 54.3730 | 42.8000 | 42.9000 |
| G1-K0 | 88.3200 | 88.3360 | 13.7140 | 13.8250 |
| J2-K0 | 48.6320 | 48.6340 | 340.8350 | 340.9010 |
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 | 61024.1536950455 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 43955 |
| RA | 94.555979 |
| DEC | -19.96693 |
| 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 | 84.788 |
| HIERARCH ESO ISS PBL12 END | 84.888 |
| HIERARCH ESO ISS PBLA12 START | 108.5 |
| HIERARCH ESO ISS PBLA12 END | 108.5 |
| HIERARCH ESO ISS PBL13 START | 118.035 |
| HIERARCH ESO ISS PBL13 END | 118.21 |
| HIERARCH ESO ISS PBLA13 START | 83.7 |
| HIERARCH ESO ISS PBLA13 END | 83.8 |
| HIERARCH ESO ISS PBL14 START | 117.234 |
| HIERARCH ESO ISS PBL14 END | 117.383 |
| HIERARCH ESO ISS PBLA14 START | 59.829 |
| HIERARCH ESO ISS PBLA14 END | 59.941 |
| HIERARCH ESO ISS PBL23 START | 54.325 |
| HIERARCH ESO ISS PBL23 END | 54.373 |
| HIERARCH ESO ISS PBLA23 START | 42.8 |
| HIERARCH ESO ISS PBLA23 END | 42.9 |
| HIERARCH ESO ISS PBL24 START | 88.32 |
| HIERARCH ESO ISS PBL24 END | 88.336 |
| HIERARCH ESO ISS PBLA24 START | 13.714 |
| HIERARCH ESO ISS PBLA24 END | 13.825 |
| HIERARCH ESO ISS PBL34 START | 48.632 |
| HIERARCH ESO ISS PBL34 END | 48.634 |
| HIERARCH ESO ISS PBLA34 START | 340.835 |
| HIERARCH ESO ISS PBLA34 END | 340.901 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003068 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002732 |
| HIERARCH ESO ISS AMBI TEMP | 9.94 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.82 |