Exposure
- ID
- GRAVI.2022-04-22T03:35:29.560_1
- Header ID
- GRAVI.2022-04-22T03:35:29.560
- Date updated
- 2022-04-22 03:51:03 UTC+0000
- Release date
- 2022-04-22 03:35:29 UTC+0000
- UTC Start
- 2022-04-22 03:35:29.560
- UTC End
- 2022-04-22 03:39:29.560
- MJD Start
- 59691.14964768
- MJD End
- 59691.1524254578
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0021505
- Ambient temperature (°C)
- 9.93
- Seeing (arcsec)
- 1.255
Observation
- ID
- 50509
- Category
- calibrator
- Program ID
- 109.2375.002
- Program Title
- CHARACTERIZATION OF THE INNER-DISK DUST EMISSION OF TRANSITIONAL DISKS AROUND T TAURI STARS
- Program Type
- Normal
- PI / COI
- FLORES/ CACERES/ LACOUR/ SCHREIBER
Target
- ID
- 37748
- Name
- HIP76900
- RA
- 235.530077
- DEC
- -20.5906
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.8060 | 54.8260 | 4.4000 | 5.0000 |
| U1-U3 | 97.4060 | 97.5020 | 9.7000 | 10.4000 |
| U1-U4 | 110.3630 | 111.0850 | 36.6520 | 37.5240 |
| U2-U3 | 43.1420 | 43.2310 | 16.5000 | 17.3000 |
| U2-U4 | 70.4200 | 71.2580 | 61.2310 | 61.9750 |
| U3-U4 | 50.0410 | 50.6790 | 98.5970 | 98.8630 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.2375.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59691.14964768 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | BD-20 4306 |
| HIERARCH ESO INS SOBJ NAME | HIP76900 |
| RA | 235.530077 |
| DEC | -20.5906 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 54.806 |
| HIERARCH ESO ISS PBL12 END | 54.826 |
| HIERARCH ESO ISS PBLA12 START | 4.4 |
| HIERARCH ESO ISS PBLA12 END | 5.0 |
| HIERARCH ESO ISS PBL13 START | 97.406 |
| HIERARCH ESO ISS PBL13 END | 97.502 |
| HIERARCH ESO ISS PBLA13 START | 9.7 |
| HIERARCH ESO ISS PBLA13 END | 10.4 |
| HIERARCH ESO ISS PBL14 START | 110.363 |
| HIERARCH ESO ISS PBL14 END | 111.085 |
| HIERARCH ESO ISS PBLA14 START | 36.652 |
| HIERARCH ESO ISS PBLA14 END | 37.524 |
| HIERARCH ESO ISS PBL23 START | 43.142 |
| HIERARCH ESO ISS PBL23 END | 43.231 |
| HIERARCH ESO ISS PBLA23 START | 16.5 |
| HIERARCH ESO ISS PBLA23 END | 17.3 |
| HIERARCH ESO ISS PBL24 START | 70.42 |
| HIERARCH ESO ISS PBL24 END | 71.258 |
| HIERARCH ESO ISS PBLA24 START | 61.231 |
| HIERARCH ESO ISS PBLA24 END | 61.975 |
| HIERARCH ESO ISS PBL34 START | 50.041 |
| HIERARCH ESO ISS PBL34 END | 50.679 |
| HIERARCH ESO ISS PBLA34 START | 98.597 |
| HIERARCH ESO ISS PBLA34 END | 98.863 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002077 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002224 |
| HIERARCH ESO ISS AMBI TEMP | 9.93 |
| HIERARCH ESO ISS AMBI FWHM START | 1.37 |
| HIERARCH ESO ISS AMBI FWHM END | 1.14 |