Exposure
- ID
- GRAVI.2024-02-28T05:22:49.961_1
- Header ID
- GRAVI.2024-02-28T05:22:49.961
- Date updated
- 2024-02-28 05:40:33 UTC+0000
- Release date
- 2025-02-28 05:40:33 UTC+0000
- UTC Start
- 2024-02-28 05:22:49.961
- UTC End
- 2024-02-28 05:28:49.961
- MJD Start
- 60368.22418936
- MJD End
- 60368.2283560267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0119095
- Ambient temperature (°C)
- 16.23
- Seeing (arcsec)
- 0.41
Observation
- ID
- 58538
- 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
- 43336
- Name
- TW_Hya
- RA
- 165.468241
- DEC
- -34.70478
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.7120 | 55.6070 | 27.3000 | 28.0000 |
| U1-U3 | 101.0170 | 100.7940 | 33.7000 | 34.5000 |
| U1-U4 | 129.3680 | 129.0460 | 61.9100 | 62.7410 |
| U2-U3 | 46.0780 | 45.9630 | 41.5000 | 42.3000 |
| U2-U4 | 89.2870 | 89.1520 | 82.6510 | 83.5460 |
| U3-U4 | 62.4330 | 62.4650 | 111.6950 | 112.5880 |
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 | 60368.22418936 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468241 |
| DEC | -34.70478 |
| 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 | 55.712 |
| HIERARCH ESO ISS PBL12 END | 55.607 |
| HIERARCH ESO ISS PBLA12 START | 27.3 |
| HIERARCH ESO ISS PBLA12 END | 28.0 |
| HIERARCH ESO ISS PBL13 START | 101.017 |
| HIERARCH ESO ISS PBL13 END | 100.794 |
| HIERARCH ESO ISS PBLA13 START | 33.7 |
| HIERARCH ESO ISS PBLA13 END | 34.5 |
| HIERARCH ESO ISS PBL14 START | 129.368 |
| HIERARCH ESO ISS PBL14 END | 129.046 |
| HIERARCH ESO ISS PBLA14 START | 61.91 |
| HIERARCH ESO ISS PBLA14 END | 62.741 |
| HIERARCH ESO ISS PBL23 START | 46.078 |
| HIERARCH ESO ISS PBL23 END | 45.963 |
| HIERARCH ESO ISS PBLA23 START | 41.5 |
| HIERARCH ESO ISS PBLA23 END | 42.3 |
| HIERARCH ESO ISS PBL24 START | 89.287 |
| HIERARCH ESO ISS PBL24 END | 89.152 |
| HIERARCH ESO ISS PBLA24 START | 82.651 |
| HIERARCH ESO ISS PBLA24 END | 83.546 |
| HIERARCH ESO ISS PBL34 START | 62.433 |
| HIERARCH ESO ISS PBL34 END | 62.465 |
| HIERARCH ESO ISS PBLA34 START | 111.695 |
| HIERARCH ESO ISS PBLA34 END | 112.588 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013126 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010693 |
| HIERARCH ESO ISS AMBI TEMP | 16.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |