Exposure
- ID
- MATIS.2025-08-07T07:37:49.632_1
- Header ID
- MATIS.2025-08-07T07:37:49.632
- Date updated
- 2025-08-07 07:45:53 UTC+0000
- Release date
- 2026-08-07 07:45:53 UTC+0000
- UTC Start
- 2025-08-07 07:37:49.632
- UTC End
- 2025-08-07 07:38:51.642
- MJD Start
- 60894.31793556
- MJD End
- 60894.31865326833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007147
- Ambient temperature (°C)
- 13.38
- Seeing (arcsec)
- 0.735
Observation
- ID
- 69464
- 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
- 51605
- Name
- HD 218396
- RA
- 346.871674
- DEC
- 21.13408
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.4290 | 47.5110 | 37.6000 | 37.6000 |
| U1-U3 | 89.4990 | 89.6480 | 43.4000 | 43.4000 |
| U1-U4 | 128.3530 | 128.4390 | 65.0270 | 64.9480 |
| U2-U3 | 42.5900 | 42.6530 | 49.9000 | 49.9000 |
| U2-U4 | 88.9850 | 88.9460 | 79.2460 | 79.1450 |
| U3-U4 | 55.8870 | 55.7670 | 101.1570 | 101.0840 |
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 | 60894.31793556 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871674 |
| DEC | 21.13408 |
| HIERARCH ESO DET NAME | MATISSE-N |
| HIERARCH ESO INS DIN NAME | LOW |
| HIERARCH ESO INS DIN ID | LOW |
| 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 | 0.0200088 |
| HIERARCH ESO DET SEQ1 PERIOD | 0.026 |
| HIERARCH ESO DET NDIT | 2385 |
| HIERARCH ESO ISS PBL12 START | 47.429 |
| HIERARCH ESO ISS PBL12 END | 47.511 |
| HIERARCH ESO ISS PBLA12 START | 37.6 |
| HIERARCH ESO ISS PBLA12 END | 37.6 |
| HIERARCH ESO ISS PBL13 START | 89.499 |
| HIERARCH ESO ISS PBL13 END | 89.648 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.353 |
| HIERARCH ESO ISS PBL14 END | 128.439 |
| HIERARCH ESO ISS PBLA14 START | 65.027 |
| HIERARCH ESO ISS PBLA14 END | 64.948 |
| HIERARCH ESO ISS PBL23 START | 42.59 |
| HIERARCH ESO ISS PBL23 END | 42.653 |
| HIERARCH ESO ISS PBLA23 START | 49.9 |
| HIERARCH ESO ISS PBLA23 END | 49.9 |
| HIERARCH ESO ISS PBL24 START | 88.985 |
| HIERARCH ESO ISS PBL24 END | 88.946 |
| HIERARCH ESO ISS PBLA24 START | 79.246 |
| HIERARCH ESO ISS PBLA24 END | 79.145 |
| HIERARCH ESO ISS PBL34 START | 55.887 |
| HIERARCH ESO ISS PBL34 END | 55.767 |
| HIERARCH ESO ISS PBLA34 START | 101.157 |
| HIERARCH ESO ISS PBLA34 END | 101.084 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007147 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007147 |
| HIERARCH ESO ISS AMBI TEMP | 13.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.77 |