Exposure
- ID
- GRAVI.2025-02-05T07:54:27.236_1
- Header ID
- GRAVI.2025-02-05T07:54:27.236
- Date updated
- 2025-02-05 08:10:37 UTC+0000
- Release date
- 2026-02-05 08:10:37 UTC+0000
- UTC Start
- 2025-02-05 07:54:27.236
- UTC End
- 2025-02-05 08:01:07.236
- MJD Start
- 60711.3294819
- MJD End
- 60711.33411152963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.016839
- Ambient temperature (°C)
- 14.41
- Seeing (arcsec)
- 0.615
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 | 86.7840 | 86.9330 | 123.4000 | 125.0000 |
| A0-J2 | 129.1710 | 129.1410 | 108.9000 | 110.7000 |
| A0-K0 | 121.0640 | 120.7680 | 95.1690 | 96.8840 |
| G1-J2 | 50.0430 | 49.8320 | 83.3000 | 85.0000 |
| G1-K0 | 60.5900 | 60.2080 | 52.5600 | 53.9900 |
| J2-K0 | 31.0760 | 31.0870 | 357.0560 | 358.2680 |
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 | 60711.3294819 |
| 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 | 86.784 |
| HIERARCH ESO ISS PBL12 END | 86.933 |
| HIERARCH ESO ISS PBLA12 START | 123.4 |
| HIERARCH ESO ISS PBLA12 END | 125.0 |
| HIERARCH ESO ISS PBL13 START | 129.171 |
| HIERARCH ESO ISS PBL13 END | 129.141 |
| HIERARCH ESO ISS PBLA13 START | 108.9 |
| HIERARCH ESO ISS PBLA13 END | 110.7 |
| HIERARCH ESO ISS PBL14 START | 121.064 |
| HIERARCH ESO ISS PBL14 END | 120.768 |
| HIERARCH ESO ISS PBLA14 START | 95.169 |
| HIERARCH ESO ISS PBLA14 END | 96.884 |
| HIERARCH ESO ISS PBL23 START | 50.043 |
| HIERARCH ESO ISS PBL23 END | 49.832 |
| HIERARCH ESO ISS PBLA23 START | 83.3 |
| HIERARCH ESO ISS PBLA23 END | 85.0 |
| HIERARCH ESO ISS PBL24 START | 60.59 |
| HIERARCH ESO ISS PBL24 END | 60.208 |
| HIERARCH ESO ISS PBLA24 START | 52.56 |
| HIERARCH ESO ISS PBLA24 END | 53.99 |
| HIERARCH ESO ISS PBL34 START | 31.076 |
| HIERARCH ESO ISS PBL34 END | 31.087 |
| HIERARCH ESO ISS PBLA34 START | 357.056 |
| HIERARCH ESO ISS PBLA34 END | 358.268 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.014751 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.018927 |
| HIERARCH ESO ISS AMBI TEMP | 14.41 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | CT_Cha |
| HIERARCH ESO FT ROBJ ALPHA | 110409.099 |
| HIERARCH ESO FT ROBJ DELTA | -762719.329 |