Exposure
- ID
- PIONI.2021-11-04T04:59:44.525_1
- Header ID
- PIONI.2021-11-04T04:59:44.525
- Date updated
- 2021-11-04 05:05:45 UTC+0000
- Release date
- 2021-11-04 04:59:44 UTC+0000
- UTC Start
- 2021-11-04 04:59:44.525
- UTC End
- 2021-11-04 05:00:10.125
- MJD Start
- 59522.2081542267
- MJD End
- 59522.208450523
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00843
- Ambient temperature (°C)
- 10.9
- Seeing (arcsec)
- 0.31
Observation
- ID
- 48736
- Category
- calibrator
- 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
- 36500
- Name
- tau02 Eri
- RA
- 42.758876
- DEC
- -21.0041
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-B2 | 122.2460 | 122.2350 | 241.6000 | 241.7000 |
| K0-D0 | 95.8090 | 95.7950 | 252.9000 | 252.9000 |
| K0-J3 | 56.3090 | 56.3040 | 335.0530 | 335.1190 |
| B2-D0 | 33.9270 | 33.9280 | 28.1000 | 28.2000 |
| B2-J3 | 137.6250 | 137.6260 | 37.5100 | 37.5630 |
| D0-J3 | 104.3020 | 104.3010 | 40.5580 | 40.6110 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.227F.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT |
| MJD-OBS | 59522.2081542267 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | tau02 Eri |
| RA | 42.758876 |
| DEC | -21.0041 |
| 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 | K0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 25.6 |
| HIERARCH ESO DET DIT | 0.0005 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 122.246 |
| HIERARCH ESO ISS PBL12 END | 122.235 |
| HIERARCH ESO ISS PBLA12 START | 241.6 |
| HIERARCH ESO ISS PBLA12 END | 241.7 |
| HIERARCH ESO ISS PBL13 START | 95.809 |
| HIERARCH ESO ISS PBL13 END | 95.795 |
| HIERARCH ESO ISS PBLA13 START | 252.9 |
| HIERARCH ESO ISS PBLA13 END | 252.9 |
| HIERARCH ESO ISS PBL14 START | 56.309 |
| HIERARCH ESO ISS PBL14 END | 56.304 |
| HIERARCH ESO ISS PBLA14 START | 335.053 |
| HIERARCH ESO ISS PBLA14 END | 335.119 |
| HIERARCH ESO ISS PBL23 START | 33.927 |
| HIERARCH ESO ISS PBL23 END | 33.928 |
| HIERARCH ESO ISS PBLA23 START | 28.1 |
| HIERARCH ESO ISS PBLA23 END | 28.2 |
| HIERARCH ESO ISS PBL24 START | 137.625 |
| HIERARCH ESO ISS PBL24 END | 137.626 |
| HIERARCH ESO ISS PBLA24 START | 37.51 |
| HIERARCH ESO ISS PBLA24 END | 37.563 |
| HIERARCH ESO ISS PBL34 START | 104.302 |
| HIERARCH ESO ISS PBL34 END | 104.301 |
| HIERARCH ESO ISS PBLA34 START | 40.558 |
| HIERARCH ESO ISS PBLA34 END | 40.611 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00843 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00843 |
| HIERARCH ESO ISS AMBI TEMP | 10.9 |
| HIERARCH ESO ISS AMBI FWHM START | 0.31 |
| HIERARCH ESO ISS AMBI FWHM END | 0.31 |