Exposure
- ID
- GRAVI.2025-02-12T07:28:47.630_1
- Header ID
- GRAVI.2025-02-12T07:28:47.630
- Date updated
- 2025-02-12 07:45:42 UTC+0000
- Release date
- 2026-02-12 07:45:42 UTC+0000
- UTC Start
- 2025-02-12 07:28:47.630
- UTC End
- 2025-02-12 07:34:23.630
- MJD Start
- 60718.31166239
- MJD End
- 60718.31555127889
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010112
- Ambient temperature (°C)
- 12.75
- Seeing (arcsec)
- 0.55
Observation
- ID
- 63979
- 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
- 47647
- Name
- AFGL4176
- RA
- 205.752338
- DEC
- -62.14838
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.4500 | 49.3430 | 17.9000 | 18.9000 |
| U1-U3 | 92.2330 | 92.0040 | 24.0000 | 25.1000 |
| U1-U4 | 128.5680 | 128.3720 | 47.7700 | 49.0380 |
| U2-U3 | 43.3900 | 43.2780 | 31.0000 | 32.1000 |
| U2-U4 | 89.1670 | 89.2380 | 63.8110 | 65.1780 |
| U3-U4 | 57.6980 | 57.9890 | 87.8490 | 89.2020 |
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 | 60718.31166239 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.752338 |
| DEC | -62.14838 |
| 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 | 49.45 |
| HIERARCH ESO ISS PBL12 END | 49.343 |
| HIERARCH ESO ISS PBLA12 START | 17.9 |
| HIERARCH ESO ISS PBLA12 END | 18.9 |
| HIERARCH ESO ISS PBL13 START | 92.233 |
| HIERARCH ESO ISS PBL13 END | 92.004 |
| HIERARCH ESO ISS PBLA13 START | 24.0 |
| HIERARCH ESO ISS PBLA13 END | 25.1 |
| HIERARCH ESO ISS PBL14 START | 128.568 |
| HIERARCH ESO ISS PBL14 END | 128.372 |
| HIERARCH ESO ISS PBLA14 START | 47.77 |
| HIERARCH ESO ISS PBLA14 END | 49.038 |
| HIERARCH ESO ISS PBL23 START | 43.39 |
| HIERARCH ESO ISS PBL23 END | 43.278 |
| HIERARCH ESO ISS PBLA23 START | 31.0 |
| HIERARCH ESO ISS PBLA23 END | 32.1 |
| HIERARCH ESO ISS PBL24 START | 89.167 |
| HIERARCH ESO ISS PBL24 END | 89.238 |
| HIERARCH ESO ISS PBLA24 START | 63.811 |
| HIERARCH ESO ISS PBLA24 END | 65.178 |
| HIERARCH ESO ISS PBL34 START | 57.698 |
| HIERARCH ESO ISS PBL34 END | 57.989 |
| HIERARCH ESO ISS PBLA34 START | 87.849 |
| HIERARCH ESO ISS PBLA34 END | 89.202 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010366 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009858 |
| HIERARCH ESO ISS AMBI TEMP | 12.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |