Exposure
- ID
- PIONI.2021-11-04T05:44:51.183_1
- Header ID
- PIONI.2021-11-04T05:44:51.183
- Date updated
- 2021-11-04 05:50:54 UTC+0000
- Release date
- 2021-11-04 05:44:51 UTC+0000
- UTC Start
- 2021-11-04 05:44:51.184
- UTC End
- 2021-11-04 05:45:16.784
- MJD Start
- 59522.2394812945
- MJD End
- 59522.2397775908
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008387
- Ambient temperature (°C)
- 10.81
- Seeing (arcsec)
- 0.38
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 | 119.7670 | 119.7110 | 245.1000 | 245.1000 |
| K0-D0 | 93.2930 | 93.2390 | 256.5000 | 256.6000 |
| K0-J3 | 55.7960 | 55.7890 | 340.3720 | 340.4480 |
| B2-D0 | 33.8450 | 33.8420 | 31.9000 | 31.9000 |
| B2-J3 | 136.7250 | 136.6990 | 41.0910 | 41.1320 |
| D0-J3 | 103.4560 | 103.4330 | 44.0870 | 44.1280 |
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 | 59522.2394812945 |
| 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 | 119.767 |
| HIERARCH ESO ISS PBL12 END | 119.711 |
| HIERARCH ESO ISS PBLA12 START | 245.1 |
| HIERARCH ESO ISS PBLA12 END | 245.1 |
| HIERARCH ESO ISS PBL13 START | 93.293 |
| HIERARCH ESO ISS PBL13 END | 93.239 |
| HIERARCH ESO ISS PBLA13 START | 256.5 |
| HIERARCH ESO ISS PBLA13 END | 256.6 |
| HIERARCH ESO ISS PBL14 START | 55.796 |
| HIERARCH ESO ISS PBL14 END | 55.789 |
| HIERARCH ESO ISS PBLA14 START | 340.372 |
| HIERARCH ESO ISS PBLA14 END | 340.448 |
| HIERARCH ESO ISS PBL23 START | 33.845 |
| HIERARCH ESO ISS PBL23 END | 33.842 |
| HIERARCH ESO ISS PBLA23 START | 31.9 |
| HIERARCH ESO ISS PBLA23 END | 31.9 |
| HIERARCH ESO ISS PBL24 START | 136.725 |
| HIERARCH ESO ISS PBL24 END | 136.699 |
| HIERARCH ESO ISS PBLA24 START | 41.091 |
| HIERARCH ESO ISS PBLA24 END | 41.132 |
| HIERARCH ESO ISS PBL34 START | 103.456 |
| HIERARCH ESO ISS PBL34 END | 103.433 |
| HIERARCH ESO ISS PBLA34 START | 44.087 |
| HIERARCH ESO ISS PBLA34 END | 44.128 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008387 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008387 |
| HIERARCH ESO ISS AMBI TEMP | 10.81 |
| HIERARCH ESO ISS AMBI FWHM START | 0.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.38 |