Exposure
- ID
- PIONI.2021-11-02T04:17:54.895_1
- Header ID
- PIONI.2021-11-02T04:17:54.895
- Date updated
- 2021-11-02 04:26:29 UTC+0000
- Release date
- 2021-11-02 04:17:54 UTC+0000
- UTC Start
- 2021-11-02 04:17:54.895
- UTC End
- 2021-11-02 04:18:20.495
- MJD Start
- 59520.179107585
- MJD End
- 59520.1794038813
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00338
- Ambient temperature (°C)
- 11.43
- Seeing (arcsec)
- 0.85
Observation
- ID
- 48668
- 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
- 36448
- Name
- tau02 Eri
- RA
- 42.758281
- DEC
- -21.0041
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 25.2930 | 25.2930 | 139.8000 | 139.9000 |
| A0-D0 | 31.7250 | 31.7350 | 68.3000 | 68.3000 |
| A0-C1 | 22.5530 | 22.5570 | 113.4550 | 113.5040 |
| B2-D0 | 33.7380 | 33.7420 | 23.0000 | 23.0000 |
| B2-C1 | 11.2390 | 11.2400 | 22.9160 | 22.9830 |
| D0-C1 | 22.5000 | 22.5020 | 202.9790 | 203.0460 |
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 | 59520.179107585 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | tau02 Eri |
| RA | 42.758281 |
| 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 | 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 | 25.293 |
| HIERARCH ESO ISS PBL12 END | 25.293 |
| HIERARCH ESO ISS PBLA12 START | 139.8 |
| HIERARCH ESO ISS PBLA12 END | 139.9 |
| HIERARCH ESO ISS PBL13 START | 31.725 |
| HIERARCH ESO ISS PBL13 END | 31.735 |
| HIERARCH ESO ISS PBLA13 START | 68.3 |
| HIERARCH ESO ISS PBLA13 END | 68.3 |
| HIERARCH ESO ISS PBL14 START | 22.553 |
| HIERARCH ESO ISS PBL14 END | 22.557 |
| HIERARCH ESO ISS PBLA14 START | 113.455 |
| HIERARCH ESO ISS PBLA14 END | 113.504 |
| HIERARCH ESO ISS PBL23 START | 33.738 |
| HIERARCH ESO ISS PBL23 END | 33.742 |
| HIERARCH ESO ISS PBLA23 START | 23.0 |
| HIERARCH ESO ISS PBLA23 END | 23.0 |
| HIERARCH ESO ISS PBL24 START | 11.239 |
| HIERARCH ESO ISS PBL24 END | 11.24 |
| HIERARCH ESO ISS PBLA24 START | 22.916 |
| HIERARCH ESO ISS PBLA24 END | 22.983 |
| HIERARCH ESO ISS PBL34 START | 22.5 |
| HIERARCH ESO ISS PBL34 END | 22.502 |
| HIERARCH ESO ISS PBLA34 START | 202.979 |
| HIERARCH ESO ISS PBLA34 END | 203.046 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003318 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003442 |
| HIERARCH ESO ISS AMBI TEMP | 11.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.87 |
| HIERARCH ESO ISS AMBI FWHM END | 0.83 |