Exposure
- ID
- MATIS.2025-08-11T08:23:31.603_1
- Header ID
- MATIS.2025-08-11T08:23:31.603
- Date updated
- 2025-08-11 08:35:31 UTC+0000
- Release date
- 2026-08-11 08:35:31 UTC+0000
- UTC Start
- 2025-08-11 08:23:31.603
- UTC End
- 2025-08-11 08:24:33.613
- MJD Start
- 60898.34967133
- MJD End
- 60898.35038903833
- Exposure time (s)
- 62.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004389
- Ambient temperature (°C)
- 14.95
- Seeing (arcsec)
- 0.4
Observation
- ID
- 69929
- 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
- 51894
- Name
- HD 218396
- RA
- 346.871661
- DEC
- 21.1337
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.6040 | 51.6660 | 38.2000 | 38.2000 |
| U1-U3 | 96.6820 | 96.7810 | 42.6000 | 42.5000 |
| U1-U4 | 130.0270 | 130.0000 | 59.8050 | 59.7020 |
| U2-U3 | 45.3990 | 45.4330 | 47.5000 | 47.5000 |
| U2-U4 | 84.2280 | 84.1030 | 72.8550 | 72.7320 |
| U3-U4 | 47.3570 | 47.1800 | 97.0650 | 96.9940 |
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 | 60898.34967133 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | HD 218396 |
| RA | 346.871661 |
| DEC | 21.1337 |
| 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 | 51.604 |
| HIERARCH ESO ISS PBL12 END | 51.666 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 96.682 |
| HIERARCH ESO ISS PBL13 END | 96.781 |
| HIERARCH ESO ISS PBLA13 START | 42.6 |
| HIERARCH ESO ISS PBLA13 END | 42.5 |
| HIERARCH ESO ISS PBL14 START | 130.027 |
| HIERARCH ESO ISS PBL14 END | 130.0 |
| HIERARCH ESO ISS PBLA14 START | 59.805 |
| HIERARCH ESO ISS PBLA14 END | 59.702 |
| HIERARCH ESO ISS PBL23 START | 45.399 |
| HIERARCH ESO ISS PBL23 END | 45.433 |
| HIERARCH ESO ISS PBLA23 START | 47.5 |
| HIERARCH ESO ISS PBLA23 END | 47.5 |
| HIERARCH ESO ISS PBL24 START | 84.228 |
| HIERARCH ESO ISS PBL24 END | 84.103 |
| HIERARCH ESO ISS PBLA24 START | 72.855 |
| HIERARCH ESO ISS PBLA24 END | 72.732 |
| HIERARCH ESO ISS PBL34 START | 47.357 |
| HIERARCH ESO ISS PBL34 END | 47.18 |
| HIERARCH ESO ISS PBLA34 START | 97.065 |
| HIERARCH ESO ISS PBLA34 END | 96.994 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004389 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004389 |
| HIERARCH ESO ISS AMBI TEMP | 14.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |