Exposure
- ID
- GRAVI.2025-02-12T07:35:08.647_1
- Header ID
- GRAVI.2025-02-12T07:35:08.647
- Date updated
- 2025-02-12 07:50:26 UTC+0000
- Release date
- 2026-02-12 07:50:26 UTC+0000
- UTC Start
- 2025-02-12 07:35:08.647
- UTC End
- 2025-02-12 07:40:44.647
- MJD Start
- 60718.3160723
- MJD End
- 60718.319961188885
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010767
- Ambient temperature (°C)
- 12.72
- Seeing (arcsec)
- 0.55
Observation
- ID
- 63980
- 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
- 47648
- Name
- AFGL4176
- RA
- 205.75234
- DEC
- -62.14837
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.3370 | 49.2240 | 18.9000 | 19.9000 |
| U1-U3 | 91.9920 | 91.7500 | 25.1000 | 26.1000 |
| U1-U4 | 128.3620 | 128.1510 | 49.1010 | 50.3660 |
| U2-U3 | 43.2720 | 43.1550 | 32.2000 | 33.3000 |
| U2-U4 | 89.2410 | 89.3000 | 65.2450 | 66.6080 |
| U3-U4 | 58.0030 | 58.2850 | 89.2680 | 90.6140 |
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 | 60718.3160723 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.75234 |
| DEC | -62.14837 |
| 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 | 49.337 |
| HIERARCH ESO ISS PBL12 END | 49.224 |
| HIERARCH ESO ISS PBLA12 START | 18.9 |
| HIERARCH ESO ISS PBLA12 END | 19.9 |
| HIERARCH ESO ISS PBL13 START | 91.992 |
| HIERARCH ESO ISS PBL13 END | 91.75 |
| HIERARCH ESO ISS PBLA13 START | 25.1 |
| HIERARCH ESO ISS PBLA13 END | 26.1 |
| HIERARCH ESO ISS PBL14 START | 128.362 |
| HIERARCH ESO ISS PBL14 END | 128.151 |
| HIERARCH ESO ISS PBLA14 START | 49.101 |
| HIERARCH ESO ISS PBLA14 END | 50.366 |
| HIERARCH ESO ISS PBL23 START | 43.272 |
| HIERARCH ESO ISS PBL23 END | 43.155 |
| HIERARCH ESO ISS PBLA23 START | 32.2 |
| HIERARCH ESO ISS PBLA23 END | 33.3 |
| HIERARCH ESO ISS PBL24 START | 89.241 |
| HIERARCH ESO ISS PBL24 END | 89.3 |
| HIERARCH ESO ISS PBLA24 START | 65.245 |
| HIERARCH ESO ISS PBLA24 END | 66.608 |
| HIERARCH ESO ISS PBL34 START | 58.003 |
| HIERARCH ESO ISS PBL34 END | 58.285 |
| HIERARCH ESO ISS PBLA34 START | 89.268 |
| HIERARCH ESO ISS PBLA34 END | 90.614 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009858 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011676 |
| HIERARCH ESO ISS AMBI TEMP | 12.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |