Exposure
- ID
- PIONI.2021-11-13T07:22:07.826_1
- Header ID
- PIONI.2021-11-13T07:22:07.826
- Date updated
- 2021-11-13 07:31:27 UTC+0000
- Release date
- 2022-11-13 07:31:27 UTC+0000
- UTC Start
- 2021-11-13 07:22:07.826
- UTC End
- 2021-11-13 07:22:33.426
- MJD Start
- 59531.3070350182
- MJD End
- 59531.3073313145
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0059745
- Ambient temperature (°C)
- 13.19
- Seeing (arcsec)
- 0.445
Observation
- ID
- 48855
- 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
- 36582
- Name
- eps Eri
- RA
- 53.227319
- DEC
- -9.45816
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 69.8640 | 69.7520 | 131.3000 | 131.4000 |
| A0-J2 | 100.1530 | 99.9450 | 101.2000 | 101.2000 |
| A0-J3 | 124.9510 | 124.8620 | 51.6740 | 51.6660 |
| G1-J2 | 52.9900 | 52.9360 | 59.7000 | 59.7000 |
| G1-J3 | 131.6970 | 131.7090 | 20.2170 | 20.2560 |
| J2-J3 | 96.8590 | 96.8590 | 359.8520 | 359.9350 |
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 | 59531.3070350182 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| RA | 53.227319 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| 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 | 69.864 |
| HIERARCH ESO ISS PBL12 END | 69.752 |
| HIERARCH ESO ISS PBLA12 START | 131.3 |
| HIERARCH ESO ISS PBLA12 END | 131.4 |
| HIERARCH ESO ISS PBL13 START | 100.153 |
| HIERARCH ESO ISS PBL13 END | 99.945 |
| HIERARCH ESO ISS PBLA13 START | 101.2 |
| HIERARCH ESO ISS PBLA13 END | 101.2 |
| HIERARCH ESO ISS PBL14 START | 124.951 |
| HIERARCH ESO ISS PBL14 END | 124.862 |
| HIERARCH ESO ISS PBLA14 START | 51.674 |
| HIERARCH ESO ISS PBLA14 END | 51.666 |
| HIERARCH ESO ISS PBL23 START | 52.99 |
| HIERARCH ESO ISS PBL23 END | 52.936 |
| HIERARCH ESO ISS PBLA23 START | 59.7 |
| HIERARCH ESO ISS PBLA23 END | 59.7 |
| HIERARCH ESO ISS PBL24 START | 131.697 |
| HIERARCH ESO ISS PBL24 END | 131.709 |
| HIERARCH ESO ISS PBLA24 START | 20.217 |
| HIERARCH ESO ISS PBLA24 END | 20.256 |
| HIERARCH ESO ISS PBL34 START | 96.859 |
| HIERARCH ESO ISS PBL34 END | 96.859 |
| HIERARCH ESO ISS PBLA34 START | 359.852 |
| HIERARCH ESO ISS PBLA34 END | 359.935 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006278 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005671 |
| HIERARCH ESO ISS AMBI TEMP | 13.19 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |