Exposure
- ID
- MATIS.2025-08-06T07:18:37.155_1
- Header ID
- MATIS.2025-08-06T07:18:37.155
- Date updated
- 2025-08-06 07:25:42 UTC+0000
- Release date
- 2026-08-06 07:25:42 UTC+0000
- UTC Start
- 2025-08-06 07:18:37.155
- UTC End
- 2025-08-06 07:19:43.599
- MJD Start
- 60893.3045967
- MJD End
- 60893.30536572778
- Exposure time (s)
- 66.4
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0070465
- Ambient temperature (°C)
- 14.34
- Seeing (arcsec)
- 0.56
Observation
- ID
- 69240
- 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
- 51474
- Name
- HD 218396
- RA
- 346.871607
- DEC
- 21.13407
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 45.5970 | 45.7020 | 36.7000 | 36.8000 |
| U1-U3 | 86.0900 | 86.2900 | 43.2000 | 43.2000 |
| U1-U4 | 125.9950 | 126.1530 | 66.6540 | 66.5670 |
| U2-U3 | 41.1030 | 41.1920 | 50.3000 | 50.3000 |
| U2-U4 | 89.4270 | 89.4230 | 81.3990 | 81.2800 |
| U3-U4 | 58.2210 | 58.1030 | 102.7640 | 102.6720 |
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 | 60893.3045967 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871607 |
| DEC | 21.13407 |
| 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 | 45.597 |
| HIERARCH ESO ISS PBL12 END | 45.702 |
| HIERARCH ESO ISS PBLA12 START | 36.7 |
| HIERARCH ESO ISS PBLA12 END | 36.8 |
| HIERARCH ESO ISS PBL13 START | 86.09 |
| HIERARCH ESO ISS PBL13 END | 86.29 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 125.995 |
| HIERARCH ESO ISS PBL14 END | 126.153 |
| HIERARCH ESO ISS PBLA14 START | 66.654 |
| HIERARCH ESO ISS PBLA14 END | 66.567 |
| HIERARCH ESO ISS PBL23 START | 41.103 |
| HIERARCH ESO ISS PBL23 END | 41.192 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 89.427 |
| HIERARCH ESO ISS PBL24 END | 89.423 |
| HIERARCH ESO ISS PBLA24 START | 81.399 |
| HIERARCH ESO ISS PBLA24 END | 81.28 |
| HIERARCH ESO ISS PBL34 START | 58.221 |
| HIERARCH ESO ISS PBL34 END | 58.103 |
| HIERARCH ESO ISS PBLA34 START | 102.764 |
| HIERARCH ESO ISS PBLA34 END | 102.672 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007208 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006885 |
| HIERARCH ESO ISS AMBI TEMP | 14.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.55 |