Exposure
- ID
- GRAVI.2024-02-25T02:55:08.518_1
- Header ID
- GRAVI.2024-02-25T02:55:08.518
- Date updated
- 2024-02-25 03:10:27 UTC+0000
- Release date
- 2025-02-25 03:10:27 UTC+0000
- UTC Start
- 2024-02-25 02:55:08.518
- UTC End
- 2024-02-25 03:01:08.518
- MJD Start
- 60365.12162636
- MJD End
- 60365.1257930267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007489
- Ambient temperature (°C)
- 16.04
- Seeing (arcsec)
- 0.585
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 | 56.5590 | 56.5590 | 6.7000 | 7.6000 |
| U1-U3 | 102.2540 | 102.2820 | 11.9000 | 12.9000 |
| U1-U4 | 123.5740 | 124.1170 | 36.1500 | 37.3870 |
| U2-U3 | 46.2230 | 46.2670 | 18.4000 | 19.4000 |
| U2-U4 | 79.3740 | 80.1430 | 56.6750 | 57.9310 |
| U3-U4 | 51.7700 | 52.5460 | 90.2970 | 91.1860 |
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 | 60365.12162636 |
| 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 | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.559 |
| HIERARCH ESO ISS PBLA12 START | 6.7 |
| HIERARCH ESO ISS PBLA12 END | 7.6 |
| HIERARCH ESO ISS PBL13 START | 102.254 |
| HIERARCH ESO ISS PBL13 END | 102.282 |
| HIERARCH ESO ISS PBLA13 START | 11.9 |
| HIERARCH ESO ISS PBLA13 END | 12.9 |
| HIERARCH ESO ISS PBL14 START | 123.574 |
| HIERARCH ESO ISS PBL14 END | 124.117 |
| HIERARCH ESO ISS PBLA14 START | 36.15 |
| HIERARCH ESO ISS PBLA14 END | 37.387 |
| HIERARCH ESO ISS PBL23 START | 46.223 |
| HIERARCH ESO ISS PBL23 END | 46.267 |
| HIERARCH ESO ISS PBLA23 START | 18.4 |
| HIERARCH ESO ISS PBLA23 END | 19.4 |
| HIERARCH ESO ISS PBL24 START | 79.374 |
| HIERARCH ESO ISS PBL24 END | 80.143 |
| HIERARCH ESO ISS PBLA24 START | 56.675 |
| HIERARCH ESO ISS PBLA24 END | 57.931 |
| HIERARCH ESO ISS PBL34 START | 51.77 |
| HIERARCH ESO ISS PBL34 END | 52.546 |
| HIERARCH ESO ISS PBLA34 START | 90.297 |
| HIERARCH ESO ISS PBLA34 END | 91.186 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008324 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006654 |
| HIERARCH ESO ISS AMBI TEMP | 16.04 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.64 |