Exposure
- ID
- GRAVI.2024-02-28T01:35:04.382_1
- Header ID
- GRAVI.2024-02-28T01:35:04.382
- Date updated
- 2024-02-28 01:50:27 UTC+0000
- Release date
- 2025-02-28 01:50:26 UTC+0000
- UTC Start
- 2024-02-28 01:35:04.382
- UTC End
- 2024-02-28 01:41:04.382
- MJD Start
- 60368.06602294
- MJD End
- 60368.0701896067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039725
- Ambient temperature (°C)
- 15.75
- Seeing (arcsec)
- 1.035
Observation
- ID
- 58533
- 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
- 43332
- Name
- TW_Hya
- RA
- 165.468208
- DEC
- -34.7048
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5590 | 56.5590 | 356.8000 | 357.8000 |
| U1-U3 | 102.0450 | 102.0510 | 1.1000 | 2.1000 |
| U1-U4 | 117.8630 | 118.3290 | 21.3970 | 22.8540 |
| U2-U3 | 45.8320 | 45.8550 | 6.3000 | 7.4000 |
| U2-U4 | 70.4560 | 71.2750 | 40.8840 | 42.5290 |
| U3-U4 | 41.8000 | 42.8220 | 79.3730 | 80.5200 |
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 | 60368.06602294 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468208 |
| DEC | -34.7048 |
| 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 | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.559 |
| HIERARCH ESO ISS PBLA12 START | 356.8 |
| HIERARCH ESO ISS PBLA12 END | 357.8 |
| HIERARCH ESO ISS PBL13 START | 102.045 |
| HIERARCH ESO ISS PBL13 END | 102.051 |
| HIERARCH ESO ISS PBLA13 START | 1.1 |
| HIERARCH ESO ISS PBLA13 END | 2.1 |
| HIERARCH ESO ISS PBL14 START | 117.863 |
| HIERARCH ESO ISS PBL14 END | 118.329 |
| HIERARCH ESO ISS PBLA14 START | 21.397 |
| HIERARCH ESO ISS PBLA14 END | 22.854 |
| HIERARCH ESO ISS PBL23 START | 45.832 |
| HIERARCH ESO ISS PBL23 END | 45.855 |
| HIERARCH ESO ISS PBLA23 START | 6.3 |
| HIERARCH ESO ISS PBLA23 END | 7.4 |
| HIERARCH ESO ISS PBL24 START | 70.456 |
| HIERARCH ESO ISS PBL24 END | 71.275 |
| HIERARCH ESO ISS PBLA24 START | 40.884 |
| HIERARCH ESO ISS PBLA24 END | 42.529 |
| HIERARCH ESO ISS PBL34 START | 41.8 |
| HIERARCH ESO ISS PBL34 END | 42.822 |
| HIERARCH ESO ISS PBLA34 START | 79.373 |
| HIERARCH ESO ISS PBLA34 END | 80.52 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003774 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004171 |
| HIERARCH ESO ISS AMBI TEMP | 15.75 |
| HIERARCH ESO ISS AMBI FWHM START | 1.18 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |