Exposure
- ID
- PIONI.2025-08-23T08:13:56.701_1
- Header ID
- PIONI.2025-08-23T08:13:56.701
- Date updated
- 2025-08-23 08:20:40 UTC+0000
- Release date
- 2026-08-23 08:20:40 UTC+0000
- UTC Start
- 2025-08-23 08:13:56.701
- UTC End
- 2025-08-23 08:14:35.101
- MJD Start
- 60910.3430173737
- MJD End
- 60910.34346181814
- Exposure time (s)
- 38.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0027270000000000003
- Ambient temperature (°C)
- 2.8
- Seeing (arcsec)
- 1.07
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 | 41.6170 | 41.6510 | 139.4000 | 139.5000 |
| A0-J2 | 127.1450 | 127.1920 | 79.8000 | 80.0000 |
| A0-J6 | 156.4980 | 156.4500 | 20.5410 | 20.6610 |
| B5-J2 | 111.9700 | 111.9660 | 61.1000 | 61.3000 |
| B5-J6 | 180.3070 | 180.2780 | 8.8800 | 8.9880 |
| J2-J6 | 142.6060 | 142.6960 | 330.4950 | 330.5970 |
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 | 60910.3430173737 |
| 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 | 41.617 |
| HIERARCH ESO ISS PBL12 END | 41.651 |
| HIERARCH ESO ISS PBLA12 START | 139.4 |
| HIERARCH ESO ISS PBLA12 END | 139.5 |
| HIERARCH ESO ISS PBL13 START | 127.145 |
| HIERARCH ESO ISS PBL13 END | 127.192 |
| HIERARCH ESO ISS PBLA13 START | 79.8 |
| HIERARCH ESO ISS PBLA13 END | 80.0 |
| HIERARCH ESO ISS PBL14 START | 156.498 |
| HIERARCH ESO ISS PBL14 END | 156.45 |
| HIERARCH ESO ISS PBLA14 START | 20.541 |
| HIERARCH ESO ISS PBLA14 END | 20.661 |
| HIERARCH ESO ISS PBL23 START | 111.97 |
| HIERARCH ESO ISS PBL23 END | 111.966 |
| HIERARCH ESO ISS PBLA23 START | 61.1 |
| HIERARCH ESO ISS PBLA23 END | 61.3 |
| HIERARCH ESO ISS PBL24 START | 180.307 |
| HIERARCH ESO ISS PBL24 END | 180.278 |
| HIERARCH ESO ISS PBLA24 START | 8.88 |
| HIERARCH ESO ISS PBLA24 END | 8.988 |
| HIERARCH ESO ISS PBL34 START | 142.606 |
| HIERARCH ESO ISS PBL34 END | 142.696 |
| HIERARCH ESO ISS PBLA34 START | 330.495 |
| HIERARCH ESO ISS PBLA34 END | 330.597 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002576 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002878 |
| HIERARCH ESO ISS AMBI TEMP | 2.8 |
| HIERARCH ESO ISS AMBI FWHM START | 1.07 |
| HIERARCH ESO ISS AMBI FWHM END | 1.07 |