Exposure
- ID
- GRAVI.2025-02-05T07:24:09.159_1
- Header ID
- GRAVI.2025-02-05T07:24:09.159
- Date updated
- 2025-02-05 07:40:40 UTC+0000
- Release date
- 2026-02-05 07:40:40 UTC+0000
- UTC Start
- 2025-02-05 07:24:09.159
- UTC End
- 2025-02-05 07:30:49.159
- MJD Start
- 60711.30843934
- MJD End
- 60711.313068969626
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.014961499999999999
- Ambient temperature (°C)
- 15.04
- Seeing (arcsec)
- 0.69
Observation
- ID
- 63638
- Category
- science
- Program ID
- 113.26JS.001
- Program Title
- DIRECT CHARACTERIZATION OF CIRCUMPLANETARY DISKS WITH VLTI/GRAVITY
- Program Type
- Normal
- PI / COI
- BOURDAROT / RAB / BENISTY / LACOUR / GINSKI / BONNEFOY / POURRÉ / KAMMERER / DEMARS / RINGQVIST / VISWANATH / KRAVCHENKO
Target
- ID
- 47406
- Name
- CT_Cha
- RA
- 166.02652
- DEC
- -76.45518
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.0680 | 86.2430 | 116.3000 | 117.9000 |
| A0-J2 | 129.2350 | 129.2310 | 101.6000 | 103.3000 |
| A0-K0 | 122.2810 | 122.0110 | 87.7760 | 89.4730 |
| G1-J2 | 50.9200 | 50.7240 | 76.1000 | 77.8000 |
| G1-K0 | 62.1440 | 61.8010 | 46.4200 | 47.8270 |
| J2-K0 | 30.9640 | 30.9990 | 351.7950 | 353.0080 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26JS.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60711.30843934 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | CT Cha |
| HIERARCH ESO INS SOBJ NAME | CT_Cha |
| RA | 166.02652 |
| DEC | -76.45518 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 418.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 86.068 |
| HIERARCH ESO ISS PBL12 END | 86.243 |
| HIERARCH ESO ISS PBLA12 START | 116.3 |
| HIERARCH ESO ISS PBLA12 END | 117.9 |
| HIERARCH ESO ISS PBL13 START | 129.235 |
| HIERARCH ESO ISS PBL13 END | 129.231 |
| HIERARCH ESO ISS PBLA13 START | 101.6 |
| HIERARCH ESO ISS PBLA13 END | 103.3 |
| HIERARCH ESO ISS PBL14 START | 122.281 |
| HIERARCH ESO ISS PBL14 END | 122.011 |
| HIERARCH ESO ISS PBLA14 START | 87.776 |
| HIERARCH ESO ISS PBLA14 END | 89.473 |
| HIERARCH ESO ISS PBL23 START | 50.92 |
| HIERARCH ESO ISS PBL23 END | 50.724 |
| HIERARCH ESO ISS PBLA23 START | 76.1 |
| HIERARCH ESO ISS PBLA23 END | 77.8 |
| HIERARCH ESO ISS PBL24 START | 62.144 |
| HIERARCH ESO ISS PBL24 END | 61.801 |
| HIERARCH ESO ISS PBLA24 START | 46.42 |
| HIERARCH ESO ISS PBLA24 END | 47.827 |
| HIERARCH ESO ISS PBL34 START | 30.964 |
| HIERARCH ESO ISS PBL34 END | 30.999 |
| HIERARCH ESO ISS PBLA34 START | 351.795 |
| HIERARCH ESO ISS PBLA34 END | 353.008 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011308 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.018615 |
| HIERARCH ESO ISS AMBI TEMP | 15.04 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |
| HIERARCH ESO FT ROBJ NAME | CT_Cha |
| HIERARCH ESO FT ROBJ ALPHA | 110409.099 |
| HIERARCH ESO FT ROBJ DELTA | -762719.329 |