Exposure
- ID
- MATIS.2025-08-05T08:49:15.815_1
- Header ID
- MATIS.2025-08-05T08:49:15.815
- Date updated
- 2025-08-05 08:55:53 UTC+0000
- Release date
- 2026-08-05 08:55:53 UTC+0000
- UTC Start
- 2025-08-05 08:49:15.815
- UTC End
- 2025-08-05 08:50:22.259
- MJD Start
- 60892.36754415
- MJD End
- 60892.36831317778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005634
- Ambient temperature (°C)
- 13.89
- Seeing (arcsec)
- 0.42
Observation
- ID
- 69075
- Category
- science
- Program ID
- 115.28GN.001
- Program Title
- MID-INFRARED STUDY OF THE PLANETARY ATMOSPHERES OF THE HR 8799 SYSTEM
- Program Type
- Normal
- PI / COI
- HOULLÉ / MILLOUR / SCIGLIUTO / LOPEZ
Target
- ID
- 51387
- Name
- HD 218396
- RA
- 346.871679
- DEC
- 21.13366
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.7290 | 51.7990 | 38.2000 | 38.1000 |
| U1-U3 | 96.8810 | 96.9930 | 42.5000 | 42.4000 |
| U1-U4 | 129.9710 | 129.9350 | 59.5940 | 59.4730 |
| U2-U3 | 45.4670 | 45.5050 | 47.4000 | 47.3000 |
| U2-U4 | 83.9740 | 83.8250 | 72.6040 | 72.4600 |
| U3-U4 | 47.0010 | 46.7950 | 96.9200 | 96.8380 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.28GN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT |
| MJD-OBS | 60892.36754415 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871679 |
| DEC | 21.13366 |
| HIERARCH ESO DET NAME | MATISSE-LM |
| HIERARCH ESO INS FIL NAME | LM |
| HIERARCH ESO INS FIL ID | LM |
| HIERARCH ESO INS DIL NAME | MED |
| HIERARCH ESO INS DIL ID | MED |
| HIERARCH ESO INS MODE | HYBRID |
| 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 | 10.0 |
| HIERARCH ESO DET SEQ1 PERIOD | 11.074 |
| HIERARCH ESO DET NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 51.729 |
| HIERARCH ESO ISS PBL12 END | 51.799 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 96.881 |
| HIERARCH ESO ISS PBL13 END | 96.993 |
| HIERARCH ESO ISS PBLA13 START | 42.5 |
| HIERARCH ESO ISS PBLA13 END | 42.4 |
| HIERARCH ESO ISS PBL14 START | 129.971 |
| HIERARCH ESO ISS PBL14 END | 129.935 |
| HIERARCH ESO ISS PBLA14 START | 59.594 |
| HIERARCH ESO ISS PBLA14 END | 59.473 |
| HIERARCH ESO ISS PBL23 START | 45.467 |
| HIERARCH ESO ISS PBL23 END | 45.505 |
| HIERARCH ESO ISS PBLA23 START | 47.4 |
| HIERARCH ESO ISS PBLA23 END | 47.3 |
| HIERARCH ESO ISS PBL24 START | 83.974 |
| HIERARCH ESO ISS PBL24 END | 83.825 |
| HIERARCH ESO ISS PBLA24 START | 72.604 |
| HIERARCH ESO ISS PBLA24 END | 72.46 |
| HIERARCH ESO ISS PBL34 START | 47.001 |
| HIERARCH ESO ISS PBL34 END | 46.795 |
| HIERARCH ESO ISS PBLA34 START | 96.92 |
| HIERARCH ESO ISS PBLA34 END | 96.838 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005634 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005634 |
| HIERARCH ESO ISS AMBI TEMP | 13.89 |
| HIERARCH ESO ISS AMBI FWHM START | 0.42 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |