Exposure
- ID
- GRAVI.2024-02-27T04:30:52.243_1
- Header ID
- GRAVI.2024-02-27T04:30:52.243
- Date updated
- 2024-02-27 05:05:13 UTC+0000
- Release date
- 2025-02-27 05:05:13 UTC+0000
- UTC Start
- 2024-02-27 04:30:52.243
- UTC End
- 2024-02-27 04:36:52.243
- MJD Start
- 60367.18810466
- MJD End
- 60367.1922713267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004086
- Ambient temperature (°C)
- 15.32
- Seeing (arcsec)
- 0.88
Observation
- ID
- 58524
- Category
- science
- Program ID
- 112.2622.001
- Program Title
- TEMPORAL MONITORING OF TW HYA'S MAGNETOSPHERE WITH GRAVITY
- Program Type
- Normal
- PI / COI
- SOULAIN/ ROUSSELET-PERRAUT/ BOUVIER/ BENISTY/ TESSORE/ PANTOLMOS/ DOUGADOS/ ALECIAN/ BERGER/ DONATI/ LABADIE
Target
- ID
- 43325
- Name
- TW_Hya
- RA
- 165.468553
- DEC
- -34.70485
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3230 | 56.2790 | 20.7000 | 21.5000 |
| U1-U3 | 102.2170 | 102.1430 | 26.9000 | 27.7000 |
| U1-U4 | 130.0030 | 130.1160 | 54.0440 | 54.9820 |
| U2-U3 | 46.6170 | 46.5940 | 34.3000 | 35.2000 |
| U2-U4 | 88.5500 | 88.8020 | 74.5150 | 75.4600 |
| U3-U4 | 60.8820 | 61.1740 | 104.1210 | 104.9520 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.2622.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60367.18810466 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468553 |
| DEC | -34.70485 |
| HIERARCH ESO INS SPEC RES | HIGH |
| HIERARCH ESO INS POLA MODE | COMBINED |
| 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 | 377.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.323 |
| HIERARCH ESO ISS PBL12 END | 56.279 |
| HIERARCH ESO ISS PBLA12 START | 20.7 |
| HIERARCH ESO ISS PBLA12 END | 21.5 |
| HIERARCH ESO ISS PBL13 START | 102.217 |
| HIERARCH ESO ISS PBL13 END | 102.143 |
| HIERARCH ESO ISS PBLA13 START | 26.9 |
| HIERARCH ESO ISS PBLA13 END | 27.7 |
| HIERARCH ESO ISS PBL14 START | 130.003 |
| HIERARCH ESO ISS PBL14 END | 130.116 |
| HIERARCH ESO ISS PBLA14 START | 54.044 |
| HIERARCH ESO ISS PBLA14 END | 54.982 |
| HIERARCH ESO ISS PBL23 START | 46.617 |
| HIERARCH ESO ISS PBL23 END | 46.594 |
| HIERARCH ESO ISS PBLA23 START | 34.3 |
| HIERARCH ESO ISS PBLA23 END | 35.2 |
| HIERARCH ESO ISS PBL24 START | 88.55 |
| HIERARCH ESO ISS PBL24 END | 88.802 |
| HIERARCH ESO ISS PBLA24 START | 74.515 |
| HIERARCH ESO ISS PBLA24 END | 75.46 |
| HIERARCH ESO ISS PBL34 START | 60.882 |
| HIERARCH ESO ISS PBL34 END | 61.174 |
| HIERARCH ESO ISS PBLA34 START | 104.121 |
| HIERARCH ESO ISS PBLA34 END | 104.952 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004185 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003987 |
| HIERARCH ESO ISS AMBI TEMP | 15.32 |
| HIERARCH ESO ISS AMBI FWHM START | 0.92 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |