Exposure
- ID
- PIONI.2025-08-23T08:15:37.754_1
- Header ID
- PIONI.2025-08-23T08:15:37.754
- Date updated
- 2025-08-23 08:25:47 UTC+0000
- Release date
- 2026-08-23 08:25:47 UTC+0000
- UTC Start
- 2025-08-23 08:15:37.754
- UTC End
- 2025-08-23 08:16:16.154
- MJD Start
- 60910.3441869728
- MJD End
- 60910.34463141724
- Exposure time (s)
- 38.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002878
- Ambient temperature (°C)
- 2.85
- Seeing (arcsec)
- 1.01
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 | 41.6870 | 41.7200 | 139.6000 | 139.7000 |
| A0-J2 | 127.2420 | 127.2880 | 80.2000 | 80.4000 |
| A0-J6 | 156.3980 | 156.3500 | 20.7880 | 20.9080 |
| B5-J2 | 111.9610 | 111.9570 | 61.5000 | 61.6000 |
| B5-J6 | 180.2470 | 180.2160 | 9.1010 | 9.2080 |
| J2-J6 | 142.7920 | 142.8820 | 330.7060 | 330.8080 |
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 | 60910.3441869728 |
| 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 | 41.687 |
| HIERARCH ESO ISS PBL12 END | 41.72 |
| HIERARCH ESO ISS PBLA12 START | 139.6 |
| HIERARCH ESO ISS PBLA12 END | 139.7 |
| HIERARCH ESO ISS PBL13 START | 127.242 |
| HIERARCH ESO ISS PBL13 END | 127.288 |
| HIERARCH ESO ISS PBLA13 START | 80.2 |
| HIERARCH ESO ISS PBLA13 END | 80.4 |
| HIERARCH ESO ISS PBL14 START | 156.398 |
| HIERARCH ESO ISS PBL14 END | 156.35 |
| HIERARCH ESO ISS PBLA14 START | 20.788 |
| HIERARCH ESO ISS PBLA14 END | 20.908 |
| HIERARCH ESO ISS PBL23 START | 111.961 |
| HIERARCH ESO ISS PBL23 END | 111.957 |
| HIERARCH ESO ISS PBLA23 START | 61.5 |
| HIERARCH ESO ISS PBLA23 END | 61.6 |
| HIERARCH ESO ISS PBL24 START | 180.247 |
| HIERARCH ESO ISS PBL24 END | 180.216 |
| HIERARCH ESO ISS PBLA24 START | 9.101 |
| HIERARCH ESO ISS PBLA24 END | 9.208 |
| HIERARCH ESO ISS PBL34 START | 142.792 |
| HIERARCH ESO ISS PBL34 END | 142.882 |
| HIERARCH ESO ISS PBLA34 START | 330.706 |
| HIERARCH ESO ISS PBLA34 END | 330.808 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002878 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002878 |
| HIERARCH ESO ISS AMBI TEMP | 2.85 |
| HIERARCH ESO ISS AMBI FWHM START | 1.01 |
| HIERARCH ESO ISS AMBI FWHM END | 1.01 |