Exposure
- ID
- PIONI.2025-08-26T05:24:40.146_1
- Header ID
- PIONI.2025-08-26T05:24:40.146
- Date updated
- 2025-08-26 06:35:35 UTC+0000
- Release date
- 2026-08-26 06:35:34 UTC+0000
- UTC Start
- 2025-08-26 05:24:40.146
- UTC End
- 2025-08-26 05:25:18.546
- MJD Start
- 60913.2254646532
- MJD End
- 60913.225909097644
- Exposure time (s)
- 38.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004438
- Ambient temperature (°C)
- 13.96
- Seeing (arcsec)
- 0.85
Observation
- ID
- 70085
- Category
- science
- Program ID
- 115.28F2.002
- Program Title
- WEIGHING THE STARS: HIGH-PRECISION MASSES OF F-TYPE MAIN-SEQUENCE BINARIES
- Program Type
- Normal
- PI / COI
- JONÁK / MOURARD / NARDETTO / MEILLAND / BROZ
Target
- ID
- 51998
- Name
- zetHor
- RA
- 40.164424
- DEC
- -54.54988
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 31.9600 | 32.0270 | 119.1000 | 119.2000 |
| A0-J2 | 111.5750 | 111.6680 | 43.3000 | 43.5000 |
| A0-J6 | 160.1670 | 160.1730 | 356.7380 | 356.8630 |
| B5-J2 | 108.2950 | 108.3220 | 26.6000 | 26.8000 |
| B5-J6 | 179.3230 | 179.3620 | 348.0830 | 348.1890 |
| J2-J6 | 116.2220 | 116.4070 | 312.5910 | 312.6730 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28F2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT |
| MJD-OBS | 60913.2254646532 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | zetHor |
| RA | 40.164424 |
| DEC | -54.54988 |
| 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 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| HIERARCH ESO DET DIT | 0.00075 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 31.96 |
| HIERARCH ESO ISS PBL12 END | 32.027 |
| HIERARCH ESO ISS PBLA12 START | 119.1 |
| HIERARCH ESO ISS PBLA12 END | 119.2 |
| HIERARCH ESO ISS PBL13 START | 111.575 |
| HIERARCH ESO ISS PBL13 END | 111.668 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.5 |
| HIERARCH ESO ISS PBL14 START | 160.167 |
| HIERARCH ESO ISS PBL14 END | 160.173 |
| HIERARCH ESO ISS PBLA14 START | 356.738 |
| HIERARCH ESO ISS PBLA14 END | 356.863 |
| HIERARCH ESO ISS PBL23 START | 108.295 |
| HIERARCH ESO ISS PBL23 END | 108.322 |
| HIERARCH ESO ISS PBLA23 START | 26.6 |
| HIERARCH ESO ISS PBLA23 END | 26.8 |
| HIERARCH ESO ISS PBL24 START | 179.323 |
| HIERARCH ESO ISS PBL24 END | 179.362 |
| HIERARCH ESO ISS PBLA24 START | 348.083 |
| HIERARCH ESO ISS PBLA24 END | 348.189 |
| HIERARCH ESO ISS PBL34 START | 116.222 |
| HIERARCH ESO ISS PBL34 END | 116.407 |
| HIERARCH ESO ISS PBLA34 START | 312.591 |
| HIERARCH ESO ISS PBLA34 END | 312.673 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004438 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004438 |
| HIERARCH ESO ISS AMBI TEMP | 13.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.82 |
| HIERARCH ESO ISS AMBI FWHM END | 0.88 |