Exposure
- ID
- PIONI.2021-11-02T04:43:20.457_1
- Header ID
- PIONI.2021-11-02T04:43:20.457
- Date updated
- 2021-11-02 04:51:33 UTC+0000
- Release date
- 2022-11-02 04:51:33 UTC+0000
- UTC Start
- 2021-11-02 04:43:20.457
- UTC End
- 2021-11-02 04:43:46.057
- MJD Start
- 59520.1967645502
- MJD End
- 59520.1970608465
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0026045
- Ambient temperature (°C)
- 11.25
- Seeing (arcsec)
- 1.065
Observation
- ID
- 48710
- 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
- 36481
- Name
- eps Eri
- RA
- 53.226764
- DEC
- -9.45816
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 25.2090 | 25.2060 | 138.4000 | 138.5000 |
| A0-D0 | 30.8440 | 30.8640 | 69.1000 | 69.1000 |
| A0-C1 | 22.5790 | 22.5820 | 113.2480 | 113.2680 |
| B2-D0 | 32.2140 | 32.2240 | 22.0000 | 22.1000 |
| B2-C1 | 10.7310 | 10.7340 | 21.9970 | 22.0650 |
| D0-C1 | 21.4830 | 21.4890 | 202.0630 | 202.1310 |
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 | 59520.1967645502 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| RA | 53.226764 |
| 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 | 25.209 |
| HIERARCH ESO ISS PBL12 END | 25.206 |
| HIERARCH ESO ISS PBLA12 START | 138.4 |
| HIERARCH ESO ISS PBLA12 END | 138.5 |
| HIERARCH ESO ISS PBL13 START | 30.844 |
| HIERARCH ESO ISS PBL13 END | 30.864 |
| HIERARCH ESO ISS PBLA13 START | 69.1 |
| HIERARCH ESO ISS PBLA13 END | 69.1 |
| HIERARCH ESO ISS PBL14 START | 22.579 |
| HIERARCH ESO ISS PBL14 END | 22.582 |
| HIERARCH ESO ISS PBLA14 START | 113.248 |
| HIERARCH ESO ISS PBLA14 END | 113.268 |
| HIERARCH ESO ISS PBL23 START | 32.214 |
| HIERARCH ESO ISS PBL23 END | 32.224 |
| HIERARCH ESO ISS PBLA23 START | 22.0 |
| HIERARCH ESO ISS PBLA23 END | 22.1 |
| HIERARCH ESO ISS PBL24 START | 10.731 |
| HIERARCH ESO ISS PBL24 END | 10.734 |
| HIERARCH ESO ISS PBLA24 START | 21.997 |
| HIERARCH ESO ISS PBLA24 END | 22.065 |
| HIERARCH ESO ISS PBL34 START | 21.483 |
| HIERARCH ESO ISS PBL34 END | 21.489 |
| HIERARCH ESO ISS PBLA34 START | 202.063 |
| HIERARCH ESO ISS PBLA34 END | 202.131 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002855 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002354 |
| HIERARCH ESO ISS AMBI TEMP | 11.25 |
| HIERARCH ESO ISS AMBI FWHM START | 1.03 |
| HIERARCH ESO ISS AMBI FWHM END | 1.1 |