Exposure
- ID
- PIONI.2021-10-29T04:39:15.832_1
- Header ID
- PIONI.2021-10-29T04:39:15.832
- Date updated
- 2021-10-29 04:46:38 UTC+0000
- Release date
- 2022-10-29 04:46:37 UTC+0000
- UTC Start
- 2021-10-29 04:39:15.832
- UTC End
- 2021-10-29 04:39:41.432
- MJD Start
- 59516.1939332369
- MJD End
- 59516.1942295332
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004963
- Ambient temperature (°C)
- 12.99
- Seeing (arcsec)
- 0.475
Observation
- ID
- 48669
- 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
- 36449
- Name
- eps Eri
- RA
- 53.226765
- DEC
- -9.45816
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 25.2900 | 25.2890 | 137.4000 | 137.4000 |
| A0-D0 | 30.0680 | 30.0940 | 67.7000 | 67.8000 |
| A0-C1 | 22.3970 | 22.4050 | 112.6330 | 112.6490 |
| B2-D0 | 31.8740 | 31.8840 | 19.6000 | 19.7000 |
| B2-C1 | 10.6180 | 10.6210 | 19.5890 | 19.6640 |
| D0-C1 | 21.2560 | 21.2630 | 199.6550 | 199.7310 |
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 | 59516.1939332369 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| RA | 53.226765 |
| 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 | 25.29 |
| HIERARCH ESO ISS PBL12 END | 25.289 |
| HIERARCH ESO ISS PBLA12 START | 137.4 |
| HIERARCH ESO ISS PBLA12 END | 137.4 |
| HIERARCH ESO ISS PBL13 START | 30.068 |
| HIERARCH ESO ISS PBL13 END | 30.094 |
| HIERARCH ESO ISS PBLA13 START | 67.7 |
| HIERARCH ESO ISS PBLA13 END | 67.8 |
| HIERARCH ESO ISS PBL14 START | 22.397 |
| HIERARCH ESO ISS PBL14 END | 22.405 |
| HIERARCH ESO ISS PBLA14 START | 112.633 |
| HIERARCH ESO ISS PBLA14 END | 112.649 |
| HIERARCH ESO ISS PBL23 START | 31.874 |
| HIERARCH ESO ISS PBL23 END | 31.884 |
| HIERARCH ESO ISS PBLA23 START | 19.6 |
| HIERARCH ESO ISS PBLA23 END | 19.7 |
| HIERARCH ESO ISS PBL24 START | 10.618 |
| HIERARCH ESO ISS PBL24 END | 10.621 |
| HIERARCH ESO ISS PBLA24 START | 19.589 |
| HIERARCH ESO ISS PBLA24 END | 19.664 |
| HIERARCH ESO ISS PBL34 START | 21.256 |
| HIERARCH ESO ISS PBL34 END | 21.263 |
| HIERARCH ESO ISS PBLA34 START | 199.655 |
| HIERARCH ESO ISS PBLA34 END | 199.731 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004962 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004964 |
| HIERARCH ESO ISS AMBI TEMP | 12.99 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |