Exposure
- ID
- PIONI.2025-08-23T08:10:34.677_1
- Header ID
- PIONI.2025-08-23T08:10:34.677
- Date updated
- 2025-08-23 08:16:02 UTC+0000
- Release date
- 2026-08-23 08:16:01 UTC+0000
- UTC Start
- 2025-08-23 08:10:34.677
- UTC End
- 2025-08-23 08:11:13.077
- MJD Start
- 60910.3406791282
- MJD End
- 60910.341123572645
- Exposure time (s)
- 38.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002576
- Ambient temperature (°C)
- 2.85
- Seeing (arcsec)
- 1.1
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 | 41.4750 | 41.5090 | 138.9000 | 139.1000 |
| A0-J2 | 126.9460 | 126.9950 | 79.1000 | 79.3000 |
| A0-J6 | 156.6920 | 156.6450 | 20.0470 | 20.1670 |
| B5-J2 | 111.9820 | 111.9800 | 60.5000 | 60.6000 |
| B5-J6 | 180.4240 | 180.3960 | 8.4380 | 8.5450 |
| J2-J6 | 142.2270 | 142.3190 | 330.0750 | 330.1770 |
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 | 60910.3406791282 |
| 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 | 41.475 |
| HIERARCH ESO ISS PBL12 END | 41.509 |
| HIERARCH ESO ISS PBLA12 START | 138.9 |
| HIERARCH ESO ISS PBLA12 END | 139.1 |
| HIERARCH ESO ISS PBL13 START | 126.946 |
| HIERARCH ESO ISS PBL13 END | 126.995 |
| HIERARCH ESO ISS PBLA13 START | 79.1 |
| HIERARCH ESO ISS PBLA13 END | 79.3 |
| HIERARCH ESO ISS PBL14 START | 156.692 |
| HIERARCH ESO ISS PBL14 END | 156.645 |
| HIERARCH ESO ISS PBLA14 START | 20.047 |
| HIERARCH ESO ISS PBLA14 END | 20.167 |
| HIERARCH ESO ISS PBL23 START | 111.982 |
| HIERARCH ESO ISS PBL23 END | 111.98 |
| HIERARCH ESO ISS PBLA23 START | 60.5 |
| HIERARCH ESO ISS PBLA23 END | 60.6 |
| HIERARCH ESO ISS PBL24 START | 180.424 |
| HIERARCH ESO ISS PBL24 END | 180.396 |
| HIERARCH ESO ISS PBLA24 START | 8.438 |
| HIERARCH ESO ISS PBLA24 END | 8.545 |
| HIERARCH ESO ISS PBL34 START | 142.227 |
| HIERARCH ESO ISS PBL34 END | 142.319 |
| HIERARCH ESO ISS PBLA34 START | 330.075 |
| HIERARCH ESO ISS PBLA34 END | 330.177 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002576 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002576 |
| HIERARCH ESO ISS AMBI TEMP | 2.85 |
| HIERARCH ESO ISS AMBI FWHM START | 1.1 |
| HIERARCH ESO ISS AMBI FWHM END | 1.1 |