Exposure
- ID
- PIONI.2021-11-13T07:38:19.258_1
- Header ID
- PIONI.2021-11-13T07:38:19.258
- Date updated
- 2021-11-13 07:46:04 UTC+0000
- Release date
- 2022-11-13 07:46:04 UTC+0000
- UTC Start
- 2021-11-13 07:38:19.258
- UTC End
- 2021-11-13 07:38:44.858
- MJD Start
- 59531.3182784519
- MJD End
- 59531.3185747482
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0047025
- Ambient temperature (°C)
- 12.92
- Seeing (arcsec)
- 0.595
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 | 66.8230 | 66.7100 | 134.3000 | 134.4000 |
| A0-J2 | 94.3410 | 94.1170 | 102.5000 | 102.6000 |
| A0-J3 | 122.3680 | 122.2660 | 51.3850 | 51.3710 |
| G1-J2 | 51.4420 | 51.3810 | 59.4000 | 59.4000 |
| G1-J3 | 131.9950 | 132.0050 | 21.2210 | 21.2570 |
| J2-J3 | 96.9040 | 96.9080 | 2.0740 | 2.1570 |
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 | 59531.3182784519 |
| 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 | 66.823 |
| HIERARCH ESO ISS PBL12 END | 66.71 |
| HIERARCH ESO ISS PBLA12 START | 134.3 |
| HIERARCH ESO ISS PBLA12 END | 134.4 |
| HIERARCH ESO ISS PBL13 START | 94.341 |
| HIERARCH ESO ISS PBL13 END | 94.117 |
| HIERARCH ESO ISS PBLA13 START | 102.5 |
| HIERARCH ESO ISS PBLA13 END | 102.6 |
| HIERARCH ESO ISS PBL14 START | 122.368 |
| HIERARCH ESO ISS PBL14 END | 122.266 |
| HIERARCH ESO ISS PBLA14 START | 51.385 |
| HIERARCH ESO ISS PBLA14 END | 51.371 |
| HIERARCH ESO ISS PBL23 START | 51.442 |
| HIERARCH ESO ISS PBL23 END | 51.381 |
| HIERARCH ESO ISS PBLA23 START | 59.4 |
| HIERARCH ESO ISS PBLA23 END | 59.4 |
| HIERARCH ESO ISS PBL24 START | 131.995 |
| HIERARCH ESO ISS PBL24 END | 132.005 |
| HIERARCH ESO ISS PBLA24 START | 21.221 |
| HIERARCH ESO ISS PBLA24 END | 21.257 |
| HIERARCH ESO ISS PBL34 START | 96.904 |
| HIERARCH ESO ISS PBL34 END | 96.908 |
| HIERARCH ESO ISS PBLA34 START | 2.074 |
| HIERARCH ESO ISS PBLA34 END | 2.157 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004364 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005041 |
| HIERARCH ESO ISS AMBI TEMP | 12.92 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |