Exposure
- ID
- GRAVI.2024-02-24T03:49:55.487_1
- Header ID
- GRAVI.2024-02-24T03:49:55.487
- Date updated
- 2024-02-24 04:05:29 UTC+0000
- Release date
- 2025-02-24 04:05:29 UTC+0000
- UTC Start
- 2024-02-24 03:49:55.487
- UTC End
- 2024-02-24 03:55:55.487
- MJD Start
- 60364.15966999
- MJD End
- 60364.1638366567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004769
- Ambient temperature (°C)
- 14.97
- Seeing (arcsec)
- 1.34
Observation
- ID
- 58507
- 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
- 43311
- Name
- TW_Hya
- RA
- 165.468402
- DEC
- -34.70492
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5240 | 56.5120 | 13.8000 | 14.6000 |
| U1-U3 | 102.4290 | 102.4340 | 19.6000 | 20.5000 |
| U1-U4 | 127.5850 | 127.9910 | 45.5650 | 46.6420 |
| U2-U3 | 46.5450 | 46.5730 | 26.6000 | 27.6000 |
| U2-U4 | 84.9300 | 85.4920 | 66.0890 | 67.1530 |
| U3-U4 | 57.2420 | 57.7880 | 97.2180 | 98.0450 |
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 | 60364.15966999 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468402 |
| DEC | -34.70492 |
| 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 | 56.524 |
| HIERARCH ESO ISS PBL12 END | 56.512 |
| HIERARCH ESO ISS PBLA12 START | 13.8 |
| HIERARCH ESO ISS PBLA12 END | 14.6 |
| HIERARCH ESO ISS PBL13 START | 102.429 |
| HIERARCH ESO ISS PBL13 END | 102.434 |
| HIERARCH ESO ISS PBLA13 START | 19.6 |
| HIERARCH ESO ISS PBLA13 END | 20.5 |
| HIERARCH ESO ISS PBL14 START | 127.585 |
| HIERARCH ESO ISS PBL14 END | 127.991 |
| HIERARCH ESO ISS PBLA14 START | 45.565 |
| HIERARCH ESO ISS PBLA14 END | 46.642 |
| HIERARCH ESO ISS PBL23 START | 46.545 |
| HIERARCH ESO ISS PBL23 END | 46.573 |
| HIERARCH ESO ISS PBLA23 START | 26.6 |
| HIERARCH ESO ISS PBLA23 END | 27.6 |
| HIERARCH ESO ISS PBL24 START | 84.93 |
| HIERARCH ESO ISS PBL24 END | 85.492 |
| HIERARCH ESO ISS PBLA24 START | 66.089 |
| HIERARCH ESO ISS PBLA24 END | 67.153 |
| HIERARCH ESO ISS PBL34 START | 57.242 |
| HIERARCH ESO ISS PBL34 END | 57.788 |
| HIERARCH ESO ISS PBLA34 START | 97.218 |
| HIERARCH ESO ISS PBLA34 END | 98.045 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004769 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004769 |
| HIERARCH ESO ISS AMBI TEMP | 14.97 |
| HIERARCH ESO ISS AMBI FWHM START | 1.34 |
| HIERARCH ESO ISS AMBI FWHM END | 1.34 |