Exposure
- ID
- GRAVI.2025-02-12T09:06:47.881_1
- Header ID
- GRAVI.2025-02-12T09:06:47.881
- Date updated
- 2025-02-12 09:20:37 UTC+0000
- Release date
- 2026-02-12 09:20:37 UTC+0000
- UTC Start
- 2025-02-12 09:06:47.881
- UTC End
- 2025-02-12 09:12:23.881
- MJD Start
- 60718.37972084
- MJD End
- 60718.38360972889
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0109755
- Ambient temperature (°C)
- 12.36
- Seeing (arcsec)
- 0.51
Observation
- ID
- 63991
- 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
- 47659
- Name
- AFGL4176
- RA
- 205.752502
- DEC
- -62.14842
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 46.9050 | 46.6870 | 33.4000 | 34.3000 |
| U1-U3 | 86.9900 | 86.5490 | 40.5000 | 41.5000 |
| U1-U4 | 123.3050 | 122.8160 | 68.0740 | 69.3310 |
| U2-U3 | 40.8640 | 40.6520 | 48.7000 | 49.8000 |
| U2-U4 | 88.8420 | 88.7090 | 85.5580 | 86.8980 |
| U3-U4 | 61.2590 | 61.3970 | 109.1410 | 110.4400 |
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 | 60718.37972084 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.752502 |
| DEC | -62.14842 |
| 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 | 46.905 |
| HIERARCH ESO ISS PBL12 END | 46.687 |
| HIERARCH ESO ISS PBLA12 START | 33.4 |
| HIERARCH ESO ISS PBLA12 END | 34.3 |
| HIERARCH ESO ISS PBL13 START | 86.99 |
| HIERARCH ESO ISS PBL13 END | 86.549 |
| HIERARCH ESO ISS PBLA13 START | 40.5 |
| HIERARCH ESO ISS PBLA13 END | 41.5 |
| HIERARCH ESO ISS PBL14 START | 123.305 |
| HIERARCH ESO ISS PBL14 END | 122.816 |
| HIERARCH ESO ISS PBLA14 START | 68.074 |
| HIERARCH ESO ISS PBLA14 END | 69.331 |
| HIERARCH ESO ISS PBL23 START | 40.864 |
| HIERARCH ESO ISS PBL23 END | 40.652 |
| HIERARCH ESO ISS PBLA23 START | 48.7 |
| HIERARCH ESO ISS PBLA23 END | 49.8 |
| HIERARCH ESO ISS PBL24 START | 88.842 |
| HIERARCH ESO ISS PBL24 END | 88.709 |
| HIERARCH ESO ISS PBLA24 START | 85.558 |
| HIERARCH ESO ISS PBLA24 END | 86.898 |
| HIERARCH ESO ISS PBL34 START | 61.259 |
| HIERARCH ESO ISS PBL34 END | 61.397 |
| HIERARCH ESO ISS PBLA34 START | 109.141 |
| HIERARCH ESO ISS PBLA34 END | 110.44 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010019 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011932 |
| HIERARCH ESO ISS AMBI TEMP | 12.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |