Exposure
- ID
- GRAVI.2024-11-04T06:28:51.446_1
- Header ID
- GRAVI.2024-11-04T06:28:51.446
- Date updated
- 2024-11-04 06:45:26 UTC+0000
- Release date
- 2025-11-04 06:45:26 UTC+0000
- UTC Start
- 2024-11-04 06:28:51.446
- UTC End
- 2024-11-04 06:34:27.446
- MJD Start
- 60618.27003989
- MJD End
- 60618.2739287789
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006777
- Ambient temperature (°C)
- 11.83
- Seeing (arcsec)
- 0.55
Observation
- ID
- 61426
- Category
- science
- Program ID
- 114.27JH.001
- Program Title
- OBTAINING AN INTERFEROMETRIC IMAGE OF THE ACTIVE STAR EPS ERI WITH VLTI AND THE CHARA ARRAY
- Program Type
- Normal
- PI / COI
- ROETTENBACHER / KORHONEN / MONNIER
Target
- ID
- 45647
- Name
- eps_Eri
- RA
- 53.227244
- DEC
- -9.45817
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 65.2080 | 64.6300 | 274.5000 | 274.8000 |
| K0-D0 | 94.0860 | 93.5590 | 254.2000 | 254.4000 |
| K0-J3 | 52.9630 | 52.7780 | 339.7090 | 340.5240 |
| G2-D0 | 39.9590 | 39.9790 | 219.7000 | 220.0000 |
| G2-J3 | 64.5040 | 64.4800 | 46.3090 | 46.5480 |
| D0-J3 | 104.2990 | 104.2970 | 43.7810 | 44.0400 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27JH.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60618.27003989 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| HIERARCH ESO INS SOBJ NAME | eps_Eri |
| RA | 53.227244 |
| DEC | -9.45817 |
| HIERARCH ESO INS SPEC RES | HIGH |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | K0 |
| HIERARCH ESO ISS CONF STATION2 | G2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 379.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 112 |
| HIERARCH ESO ISS PBL12 START | 65.208 |
| HIERARCH ESO ISS PBL12 END | 64.63 |
| HIERARCH ESO ISS PBLA12 START | 274.5 |
| HIERARCH ESO ISS PBLA12 END | 274.8 |
| HIERARCH ESO ISS PBL13 START | 94.086 |
| HIERARCH ESO ISS PBL13 END | 93.559 |
| HIERARCH ESO ISS PBLA13 START | 254.2 |
| HIERARCH ESO ISS PBLA13 END | 254.4 |
| HIERARCH ESO ISS PBL14 START | 52.963 |
| HIERARCH ESO ISS PBL14 END | 52.778 |
| HIERARCH ESO ISS PBLA14 START | 339.709 |
| HIERARCH ESO ISS PBLA14 END | 340.524 |
| HIERARCH ESO ISS PBL23 START | 39.959 |
| HIERARCH ESO ISS PBL23 END | 39.979 |
| HIERARCH ESO ISS PBLA23 START | 219.7 |
| HIERARCH ESO ISS PBLA23 END | 220.0 |
| HIERARCH ESO ISS PBL24 START | 64.504 |
| HIERARCH ESO ISS PBL24 END | 64.48 |
| HIERARCH ESO ISS PBLA24 START | 46.309 |
| HIERARCH ESO ISS PBLA24 END | 46.548 |
| HIERARCH ESO ISS PBL34 START | 104.299 |
| HIERARCH ESO ISS PBL34 END | 104.297 |
| HIERARCH ESO ISS PBLA34 START | 43.781 |
| HIERARCH ESO ISS PBLA34 END | 44.04 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008572 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004982 |
| HIERARCH ESO ISS AMBI TEMP | 11.83 |
| HIERARCH ESO ISS AMBI FWHM START | 0.49 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |