Exposure
- ID
- GRAVI.2024-02-27T02:59:31.010_1
- Header ID
- GRAVI.2024-02-27T02:59:31.010
- Date updated
- 2024-02-27 03:24:44 UTC+0000
- Release date
- 2025-02-27 03:24:43 UTC+0000
- UTC Start
- 2024-02-27 02:59:31.010
- UTC End
- 2024-02-27 03:05:31.010
- MJD Start
- 60367.12466447
- MJD End
- 60367.1288311367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004109
- Ambient temperature (°C)
- 15.19
- Seeing (arcsec)
- 0.86
Observation
- ID
- 58522
- 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
- 43323
- Name
- TW_Hya
- RA
- 165.468356
- DEC
- -34.70483
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5570 | 56.5550 | 8.4000 | 9.3000 |
| U1-U3 | 102.3090 | 102.3350 | 13.8000 | 14.8000 |
| U1-U4 | 124.6240 | 125.1470 | 38.5380 | 39.7310 |
| U2-U3 | 46.3090 | 46.3520 | 20.4000 | 21.4000 |
| U2-U4 | 80.8520 | 81.5800 | 59.0910 | 60.2900 |
| U3-U4 | 53.2550 | 53.9770 | 92.0160 | 92.8810 |
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 | 60367.12466447 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468356 |
| DEC | -34.70483 |
| 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 | 56.557 |
| HIERARCH ESO ISS PBL12 END | 56.555 |
| HIERARCH ESO ISS PBLA12 START | 8.4 |
| HIERARCH ESO ISS PBLA12 END | 9.3 |
| HIERARCH ESO ISS PBL13 START | 102.309 |
| HIERARCH ESO ISS PBL13 END | 102.335 |
| HIERARCH ESO ISS PBLA13 START | 13.8 |
| HIERARCH ESO ISS PBLA13 END | 14.8 |
| HIERARCH ESO ISS PBL14 START | 124.624 |
| HIERARCH ESO ISS PBL14 END | 125.147 |
| HIERARCH ESO ISS PBLA14 START | 38.538 |
| HIERARCH ESO ISS PBLA14 END | 39.731 |
| HIERARCH ESO ISS PBL23 START | 46.309 |
| HIERARCH ESO ISS PBL23 END | 46.352 |
| HIERARCH ESO ISS PBLA23 START | 20.4 |
| HIERARCH ESO ISS PBLA23 END | 21.4 |
| HIERARCH ESO ISS PBL24 START | 80.852 |
| HIERARCH ESO ISS PBL24 END | 81.58 |
| HIERARCH ESO ISS PBLA24 START | 59.091 |
| HIERARCH ESO ISS PBLA24 END | 60.29 |
| HIERARCH ESO ISS PBL34 START | 53.255 |
| HIERARCH ESO ISS PBL34 END | 53.977 |
| HIERARCH ESO ISS PBLA34 START | 92.016 |
| HIERARCH ESO ISS PBLA34 END | 92.881 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003566 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004652 |
| HIERARCH ESO ISS AMBI TEMP | 15.19 |
| HIERARCH ESO ISS AMBI FWHM START | 0.95 |
| HIERARCH ESO ISS AMBI FWHM END | 0.77 |