Exposure
- ID
- GRAVI.2024-02-28T01:55:19.434_1
- Header ID
- GRAVI.2024-02-28T01:55:19.434
- Date updated
- 2024-02-28 02:10:21 UTC+0000
- Release date
- 2025-02-28 02:10:21 UTC+0000
- UTC Start
- 2024-02-28 01:55:19.434
- UTC End
- 2024-02-28 02:01:19.434
- MJD Start
- 60368.08008604
- MJD End
- 60368.0842527067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00412
- Ambient temperature (°C)
- 15.77
- Seeing (arcsec)
- 0.995
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 | 56.5580 | 56.5580 | 359.8000 | 0.7000 |
| U1-U3 | 102.0750 | 102.0910 | 4.3000 | 5.3000 |
| U1-U4 | 119.4280 | 119.9470 | 26.0150 | 27.4080 |
| U2-U3 | 45.9180 | 45.9510 | 10.0000 | 11.1000 |
| U2-U4 | 73.1170 | 73.9530 | 46.0230 | 47.5340 |
| U3-U4 | 45.0190 | 45.9770 | 82.9320 | 83.9690 |
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 | 60368.08008604 |
| 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 | 56.558 |
| HIERARCH ESO ISS PBL12 END | 56.558 |
| HIERARCH ESO ISS PBLA12 START | 359.8 |
| HIERARCH ESO ISS PBLA12 END | 0.7 |
| HIERARCH ESO ISS PBL13 START | 102.075 |
| HIERARCH ESO ISS PBL13 END | 102.091 |
| HIERARCH ESO ISS PBLA13 START | 4.3 |
| HIERARCH ESO ISS PBLA13 END | 5.3 |
| HIERARCH ESO ISS PBL14 START | 119.428 |
| HIERARCH ESO ISS PBL14 END | 119.947 |
| HIERARCH ESO ISS PBLA14 START | 26.015 |
| HIERARCH ESO ISS PBLA14 END | 27.408 |
| HIERARCH ESO ISS PBL23 START | 45.918 |
| HIERARCH ESO ISS PBL23 END | 45.951 |
| HIERARCH ESO ISS PBLA23 START | 10.0 |
| HIERARCH ESO ISS PBLA23 END | 11.1 |
| HIERARCH ESO ISS PBL24 START | 73.117 |
| HIERARCH ESO ISS PBL24 END | 73.953 |
| HIERARCH ESO ISS PBLA24 START | 46.023 |
| HIERARCH ESO ISS PBLA24 END | 47.534 |
| HIERARCH ESO ISS PBL34 START | 45.019 |
| HIERARCH ESO ISS PBL34 END | 45.977 |
| HIERARCH ESO ISS PBLA34 START | 82.932 |
| HIERARCH ESO ISS PBLA34 END | 83.969 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00412 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00412 |
| HIERARCH ESO ISS AMBI TEMP | 15.77 |
| HIERARCH ESO ISS AMBI FWHM START | 1.08 |
| HIERARCH ESO ISS AMBI FWHM END | 0.91 |