Exposure
- ID
- PIONI.2021-11-02T04:11:18.358_1
- Header ID
- PIONI.2021-11-02T04:11:18.358
- Date updated
- 2021-11-02 04:21:49 UTC+0000
- Release date
- 2022-11-02 04:21:49 UTC+0000
- UTC Start
- 2021-11-02 04:11:18.358
- UTC End
- 2021-11-02 04:11:43.958
- MJD Start
- 59520.1745180292
- MJD End
- 59520.1748143255
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039245
- Ambient temperature (°C)
- 11.5
- Seeing (arcsec)
- 0.765
Observation
- ID
- 48709
- Category
- science
- Program ID
- 108.227F.001
- Program Title
- THE FIRST INTERFEROMETRIC IMAGE OF A SUNLIKE STAR: EPS ERIDANI
- Program Type
- Normal
- PI / COI
- ROETTENBACHER/ KORHONEN/ FISCHER/ DAVIES
Target
- ID
- 36480
- Name
- eps Eri
- RA
- 53.226763
- DEC
- -9.45816
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 25.2980 | 25.2980 | 136.9000 | 136.9000 |
| A0-D0 | 29.5000 | 29.5280 | 66.8000 | 66.8000 |
| A0-C1 | 22.2150 | 22.2250 | 112.3290 | 112.3420 |
| B2-D0 | 31.6710 | 31.6810 | 18.1000 | 18.1000 |
| B2-C1 | 10.5510 | 10.5540 | 18.0190 | 18.0960 |
| D0-C1 | 21.1200 | 21.1270 | 198.0850 | 198.1610 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.227F.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT |
| MJD-OBS | 59520.1745180292 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| RA | 53.226763 |
| DEC | -9.45816 |
| 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 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 25.6 |
| HIERARCH ESO DET DIT | 0.0005 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 25.298 |
| HIERARCH ESO ISS PBL12 END | 25.298 |
| HIERARCH ESO ISS PBLA12 START | 136.9 |
| HIERARCH ESO ISS PBLA12 END | 136.9 |
| HIERARCH ESO ISS PBL13 START | 29.5 |
| HIERARCH ESO ISS PBL13 END | 29.528 |
| HIERARCH ESO ISS PBLA13 START | 66.8 |
| HIERARCH ESO ISS PBLA13 END | 66.8 |
| HIERARCH ESO ISS PBL14 START | 22.215 |
| HIERARCH ESO ISS PBL14 END | 22.225 |
| HIERARCH ESO ISS PBLA14 START | 112.329 |
| HIERARCH ESO ISS PBLA14 END | 112.342 |
| HIERARCH ESO ISS PBL23 START | 31.671 |
| HIERARCH ESO ISS PBL23 END | 31.681 |
| HIERARCH ESO ISS PBLA23 START | 18.1 |
| HIERARCH ESO ISS PBLA23 END | 18.1 |
| HIERARCH ESO ISS PBL24 START | 10.551 |
| HIERARCH ESO ISS PBL24 END | 10.554 |
| HIERARCH ESO ISS PBLA24 START | 18.019 |
| HIERARCH ESO ISS PBLA24 END | 18.096 |
| HIERARCH ESO ISS PBL34 START | 21.12 |
| HIERARCH ESO ISS PBL34 END | 21.127 |
| HIERARCH ESO ISS PBLA34 START | 198.085 |
| HIERARCH ESO ISS PBLA34 END | 198.161 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003917 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003932 |
| HIERARCH ESO ISS AMBI TEMP | 11.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.81 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |