Exposure
- ID
- PIONI.2025-08-23T08:14:47.267_1
- Header ID
- PIONI.2025-08-23T08:14:47.267
- 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 08:14:47.267
- UTC End
- 2025-08-23 08:15:25.667
- MJD Start
- 60910.3436026266
- MJD End
- 60910.34404707104
- Exposure time (s)
- 38.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002878
- Ambient temperature (°C)
- 2.82
- Seeing (arcsec)
- 1.04
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 | 41.6520 | 41.6860 | 139.5000 | 139.6000 |
| A0-J2 | 127.1940 | 127.2410 | 80.0000 | 80.2000 |
| A0-J6 | 156.4480 | 156.3990 | 20.6660 | 20.7860 |
| B5-J2 | 111.9660 | 111.9610 | 61.3000 | 61.5000 |
| B5-J6 | 180.2770 | 180.2470 | 8.9920 | 9.0990 |
| J2-J6 | 142.7000 | 142.7900 | 330.6010 | 330.7030 |
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 | 60910.3436026266 |
| 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 | 41.652 |
| HIERARCH ESO ISS PBL12 END | 41.686 |
| HIERARCH ESO ISS PBLA12 START | 139.5 |
| HIERARCH ESO ISS PBLA12 END | 139.6 |
| HIERARCH ESO ISS PBL13 START | 127.194 |
| HIERARCH ESO ISS PBL13 END | 127.241 |
| HIERARCH ESO ISS PBLA13 START | 80.0 |
| HIERARCH ESO ISS PBLA13 END | 80.2 |
| HIERARCH ESO ISS PBL14 START | 156.448 |
| HIERARCH ESO ISS PBL14 END | 156.399 |
| HIERARCH ESO ISS PBLA14 START | 20.666 |
| HIERARCH ESO ISS PBLA14 END | 20.786 |
| HIERARCH ESO ISS PBL23 START | 111.966 |
| HIERARCH ESO ISS PBL23 END | 111.961 |
| HIERARCH ESO ISS PBLA23 START | 61.3 |
| HIERARCH ESO ISS PBLA23 END | 61.5 |
| HIERARCH ESO ISS PBL24 START | 180.277 |
| HIERARCH ESO ISS PBL24 END | 180.247 |
| HIERARCH ESO ISS PBLA24 START | 8.992 |
| HIERARCH ESO ISS PBLA24 END | 9.099 |
| HIERARCH ESO ISS PBL34 START | 142.7 |
| HIERARCH ESO ISS PBL34 END | 142.79 |
| HIERARCH ESO ISS PBLA34 START | 330.601 |
| HIERARCH ESO ISS PBLA34 END | 330.703 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002878 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002878 |
| HIERARCH ESO ISS AMBI TEMP | 2.82 |
| HIERARCH ESO ISS AMBI FWHM START | 1.07 |
| HIERARCH ESO ISS AMBI FWHM END | 1.01 |