Exposure
- ID
- GRAVI.2025-02-12T07:54:59.698_1
- Header ID
- GRAVI.2025-02-12T07:54:59.698
- Date updated
- 2025-02-12 08:10:27 UTC+0000
- Release date
- 2026-02-12 08:10:27 UTC+0000
- UTC Start
- 2025-02-12 07:54:59.698
- UTC End
- 2025-02-12 08:00:35.698
- MJD Start
- 60718.32985761
- MJD End
- 60718.33374649889
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010505500000000001
- Ambient temperature (°C)
- 12.3
- Seeing (arcsec)
- 0.595
Observation
- ID
- 63982
- 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
- 47650
- Name
- AFGL4176
- RA
- 205.752361
- DEC
- -62.14837
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.9420 | 48.8060 | 22.1000 | 23.0000 |
| U1-U3 | 91.1570 | 90.8750 | 28.5000 | 29.5000 |
| U1-U4 | 127.6120 | 127.3460 | 53.2290 | 54.4950 |
| U2-U3 | 42.8690 | 42.7330 | 35.8000 | 36.9000 |
| U2-U4 | 89.3950 | 89.4180 | 69.6850 | 71.0430 |
| U3-U4 | 58.8930 | 59.1450 | 93.6520 | 94.9790 |
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 | 60718.32985761 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.752361 |
| 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 | 48.942 |
| HIERARCH ESO ISS PBL12 END | 48.806 |
| HIERARCH ESO ISS PBLA12 START | 22.1 |
| HIERARCH ESO ISS PBLA12 END | 23.0 |
| HIERARCH ESO ISS PBL13 START | 91.157 |
| HIERARCH ESO ISS PBL13 END | 90.875 |
| HIERARCH ESO ISS PBLA13 START | 28.5 |
| HIERARCH ESO ISS PBLA13 END | 29.5 |
| HIERARCH ESO ISS PBL14 START | 127.612 |
| HIERARCH ESO ISS PBL14 END | 127.346 |
| HIERARCH ESO ISS PBLA14 START | 53.229 |
| HIERARCH ESO ISS PBLA14 END | 54.495 |
| HIERARCH ESO ISS PBL23 START | 42.869 |
| HIERARCH ESO ISS PBL23 END | 42.733 |
| HIERARCH ESO ISS PBLA23 START | 35.8 |
| HIERARCH ESO ISS PBLA23 END | 36.9 |
| HIERARCH ESO ISS PBL24 START | 89.395 |
| HIERARCH ESO ISS PBL24 END | 89.418 |
| HIERARCH ESO ISS PBLA24 START | 69.685 |
| HIERARCH ESO ISS PBLA24 END | 71.043 |
| HIERARCH ESO ISS PBL34 START | 58.893 |
| HIERARCH ESO ISS PBL34 END | 59.145 |
| HIERARCH ESO ISS PBLA34 START | 93.652 |
| HIERARCH ESO ISS PBLA34 END | 94.979 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010579 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010432 |
| HIERARCH ESO ISS AMBI TEMP | 12.3 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |