Exposure
- ID
- MATIS.2025-08-10T07:58:06.802_1
- Header ID
- MATIS.2025-08-10T07:58:06.802
- Date updated
- 2025-08-10 08:05:43 UTC+0000
- Release date
- 2026-08-10 08:05:43 UTC+0000
- UTC Start
- 2025-08-10 07:58:06.802
- UTC End
- 2025-08-10 07:59:08.812
- MJD Start
- 60897.33202317
- MJD End
- 60897.33274087833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004452
- Ambient temperature (°C)
- 11.97
- Seeing (arcsec)
- 0.44499999999999995
Observation
- ID
- 69789
- 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
- 51810
- Name
- HD 218396
- RA
- 346.871489
- DEC
- 21.13373
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.7510 | 49.8210 | 38.2000 | 38.2000 |
| U1-U3 | 93.6080 | 93.7270 | 43.2000 | 43.2000 |
| U1-U4 | 130.0350 | 130.0600 | 62.4760 | 62.3880 |
| U2-U3 | 44.2660 | 44.3120 | 48.9000 | 48.9000 |
| U2-U4 | 87.1250 | 87.0420 | 76.0630 | 75.9550 |
| U3-U4 | 51.8390 | 51.6940 | 99.0030 | 98.9350 |
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 | 60897.33202317 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871489 |
| DEC | 21.13373 |
| 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 | 49.751 |
| HIERARCH ESO ISS PBL12 END | 49.821 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 93.608 |
| HIERARCH ESO ISS PBL13 END | 93.727 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 130.035 |
| HIERARCH ESO ISS PBL14 END | 130.06 |
| HIERARCH ESO ISS PBLA14 START | 62.476 |
| HIERARCH ESO ISS PBLA14 END | 62.388 |
| HIERARCH ESO ISS PBL23 START | 44.266 |
| HIERARCH ESO ISS PBL23 END | 44.312 |
| HIERARCH ESO ISS PBLA23 START | 48.9 |
| HIERARCH ESO ISS PBLA23 END | 48.9 |
| HIERARCH ESO ISS PBL24 START | 87.125 |
| HIERARCH ESO ISS PBL24 END | 87.042 |
| HIERARCH ESO ISS PBLA24 START | 76.063 |
| HIERARCH ESO ISS PBLA24 END | 75.955 |
| HIERARCH ESO ISS PBL34 START | 51.839 |
| HIERARCH ESO ISS PBL34 END | 51.694 |
| HIERARCH ESO ISS PBLA34 START | 99.003 |
| HIERARCH ESO ISS PBLA34 END | 98.935 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004452 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004452 |
| HIERARCH ESO ISS AMBI TEMP | 11.97 |
| HIERARCH ESO ISS AMBI FWHM START | 0.42 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |