Exposure
- ID
- GRAVI.2025-02-12T08:40:29.813_1
- Header ID
- GRAVI.2025-02-12T08:40:29.813
- Date updated
- 2025-02-12 08:55:25 UTC+0000
- Release date
- 2026-02-12 08:55:25 UTC+0000
- UTC Start
- 2025-02-12 08:40:29.813
- UTC End
- 2025-02-12 08:46:05.813
- MJD Start
- 60718.36145617
- MJD End
- 60718.36534505889
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010196
- Ambient temperature (°C)
- 12.16
- Seeing (arcsec)
- 0.59
Observation
- ID
- 63988
- Category
- science
- Program ID
- 114.273X.001
- Program Title
- THE ORIGIN OF MULTIPLICITY IN HIGH-MASS STAR FORMATION
- Program Type
- Normal
- PI / COI
- KRAUS / BATE
Target
- ID
- 47656
- Name
- AFGL4176
- RA
- 205.752509
- DEC
- -62.1484
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.7660 | 47.5800 | 29.3000 | 30.2000 |
| U1-U3 | 88.7370 | 88.3570 | 36.1000 | 37.1000 |
| U1-U4 | 125.1930 | 124.7910 | 62.6400 | 63.8920 |
| U2-U3 | 41.7040 | 41.5220 | 44.0000 | 45.1000 |
| U2-U4 | 89.2590 | 89.1860 | 79.7590 | 81.0960 |
| U3-U4 | 60.5490 | 60.7290 | 103.5030 | 104.8050 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.273X.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60718.36145617 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.752509 |
| DEC | -62.1484 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| 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 | 365.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 112 |
| HIERARCH ESO ISS PBL12 START | 47.766 |
| HIERARCH ESO ISS PBL12 END | 47.58 |
| HIERARCH ESO ISS PBLA12 START | 29.3 |
| HIERARCH ESO ISS PBLA12 END | 30.2 |
| HIERARCH ESO ISS PBL13 START | 88.737 |
| HIERARCH ESO ISS PBL13 END | 88.357 |
| HIERARCH ESO ISS PBLA13 START | 36.1 |
| HIERARCH ESO ISS PBLA13 END | 37.1 |
| HIERARCH ESO ISS PBL14 START | 125.193 |
| HIERARCH ESO ISS PBL14 END | 124.791 |
| HIERARCH ESO ISS PBLA14 START | 62.64 |
| HIERARCH ESO ISS PBLA14 END | 63.892 |
| HIERARCH ESO ISS PBL23 START | 41.704 |
| HIERARCH ESO ISS PBL23 END | 41.522 |
| HIERARCH ESO ISS PBLA23 START | 44.0 |
| HIERARCH ESO ISS PBLA23 END | 45.1 |
| HIERARCH ESO ISS PBL24 START | 89.259 |
| HIERARCH ESO ISS PBL24 END | 89.186 |
| HIERARCH ESO ISS PBLA24 START | 79.759 |
| HIERARCH ESO ISS PBLA24 END | 81.096 |
| HIERARCH ESO ISS PBL34 START | 60.549 |
| HIERARCH ESO ISS PBL34 END | 60.729 |
| HIERARCH ESO ISS PBLA34 START | 103.503 |
| HIERARCH ESO ISS PBLA34 END | 104.805 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010349 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010043 |
| HIERARCH ESO ISS AMBI TEMP | 12.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.61 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |