Exposure
- ID
- GRAVI.2024-02-25T01:27:17.295_1
- Header ID
- GRAVI.2024-02-25T01:27:17.295
- Date updated
- 2024-02-25 01:40:31 UTC+0000
- Release date
- 2025-02-25 01:40:31 UTC+0000
- UTC Start
- 2024-02-25 01:27:17.295
- UTC End
- 2024-02-25 01:33:17.295
- MJD Start
- 60365.06061684
- MJD End
- 60365.0647835067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0056725
- Ambient temperature (°C)
- 16.52
- Seeing (arcsec)
- 0.55
Observation
- ID
- 58517
- 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
- 43318
- Name
- TW_Hya
- RA
- 165.468305
- DEC
- -34.70476
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5600 | 56.5600 | 354.0000 | 354.9000 |
| U1-U3 | 102.0510 | 102.0450 | 357.9000 | 358.9000 |
| U1-U4 | 116.5590 | 116.9490 | 16.7440 | 18.2480 |
| U2-U3 | 45.7830 | 45.7950 | 2.7000 | 3.9000 |
| U2-U4 | 67.9930 | 68.7620 | 35.4820 | 37.2540 |
| U3-U4 | 38.5150 | 39.5790 | 75.5190 | 76.8020 |
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 | 60365.06061684 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468305 |
| DEC | -34.70476 |
| 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 | 56.56 |
| HIERARCH ESO ISS PBL12 END | 56.56 |
| HIERARCH ESO ISS PBLA12 START | 354.0 |
| HIERARCH ESO ISS PBLA12 END | 354.9 |
| HIERARCH ESO ISS PBL13 START | 102.051 |
| HIERARCH ESO ISS PBL13 END | 102.045 |
| HIERARCH ESO ISS PBLA13 START | 357.9 |
| HIERARCH ESO ISS PBLA13 END | 358.9 |
| HIERARCH ESO ISS PBL14 START | 116.559 |
| HIERARCH ESO ISS PBL14 END | 116.949 |
| HIERARCH ESO ISS PBLA14 START | 16.744 |
| HIERARCH ESO ISS PBLA14 END | 18.248 |
| HIERARCH ESO ISS PBL23 START | 45.783 |
| HIERARCH ESO ISS PBL23 END | 45.795 |
| HIERARCH ESO ISS PBLA23 START | 2.7 |
| HIERARCH ESO ISS PBLA23 END | 3.9 |
| HIERARCH ESO ISS PBL24 START | 67.993 |
| HIERARCH ESO ISS PBL24 END | 68.762 |
| HIERARCH ESO ISS PBLA24 START | 35.482 |
| HIERARCH ESO ISS PBLA24 END | 37.254 |
| HIERARCH ESO ISS PBL34 START | 38.515 |
| HIERARCH ESO ISS PBL34 END | 39.579 |
| HIERARCH ESO ISS PBLA34 START | 75.519 |
| HIERARCH ESO ISS PBLA34 END | 76.802 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005079 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006266 |
| HIERARCH ESO ISS AMBI TEMP | 16.52 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |