Exposure
- ID
- PIONI.2025-08-29T09:24:44.390_1
- Header ID
- PIONI.2025-08-29T09:24:44.390
- Date updated
- 2025-08-29 09:30:53 UTC+0000
- Release date
- 2026-08-29 09:30:53 UTC+0000
- UTC Start
- 2025-08-29 09:24:44.390
- UTC End
- 2025-08-29 09:25:22.790
- MJD Start
- 60916.3921804405
- MJD End
- 60916.392624884946
- Exposure time (s)
- 38.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00273
- Ambient temperature (°C)
- 9.93
- Seeing (arcsec)
- 1.09
Observation
- ID
- 70155
- 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
- 52054
- Name
- zetHor
- RA
- 40.163466
- DEC
- -54.54988
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.5650 | 89.5880 | 119.3000 | 119.4000 |
| A0-J2 | 129.0120 | 128.9960 | 99.2000 | 99.3000 |
| A0-K0 | 124.1960 | 124.1330 | 79.8670 | 80.0280 |
| G1-J2 | 54.4500 | 54.4110 | 64.7000 | 64.9000 |
| G1-K0 | 79.1050 | 79.0540 | 33.9160 | 34.0280 |
| J2-K0 | 42.7110 | 42.7160 | 353.1400 | 353.2420 |
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 | 60916.3921804405 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | zetHor |
| RA | 40.163466 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| HIERARCH ESO DET DIT | 0.00075 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 89.565 |
| HIERARCH ESO ISS PBL12 END | 89.588 |
| HIERARCH ESO ISS PBLA12 START | 119.3 |
| HIERARCH ESO ISS PBLA12 END | 119.4 |
| HIERARCH ESO ISS PBL13 START | 129.012 |
| HIERARCH ESO ISS PBL13 END | 128.996 |
| HIERARCH ESO ISS PBLA13 START | 99.2 |
| HIERARCH ESO ISS PBLA13 END | 99.3 |
| HIERARCH ESO ISS PBL14 START | 124.196 |
| HIERARCH ESO ISS PBL14 END | 124.133 |
| HIERARCH ESO ISS PBLA14 START | 79.867 |
| HIERARCH ESO ISS PBLA14 END | 80.028 |
| HIERARCH ESO ISS PBL23 START | 54.45 |
| HIERARCH ESO ISS PBL23 END | 54.411 |
| HIERARCH ESO ISS PBLA23 START | 64.7 |
| HIERARCH ESO ISS PBLA23 END | 64.9 |
| HIERARCH ESO ISS PBL24 START | 79.105 |
| HIERARCH ESO ISS PBL24 END | 79.054 |
| HIERARCH ESO ISS PBLA24 START | 33.916 |
| HIERARCH ESO ISS PBLA24 END | 34.028 |
| HIERARCH ESO ISS PBL34 START | 42.711 |
| HIERARCH ESO ISS PBL34 END | 42.716 |
| HIERARCH ESO ISS PBLA34 START | 353.14 |
| HIERARCH ESO ISS PBLA34 END | 353.242 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00273 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00273 |
| HIERARCH ESO ISS AMBI TEMP | 9.93 |
| HIERARCH ESO ISS AMBI FWHM START | 1.09 |
| HIERARCH ESO ISS AMBI FWHM END | 1.09 |