Exposure
- ID
- GRAVI.2025-05-12T07:27:04.786_1
- Header ID
- GRAVI.2025-05-12T07:27:04.786
- Date updated
- 2025-05-12 19:45:47 UTC+0000
- Release date
- 2026-05-12 19:45:45 UTC+0000
- UTC Start
- 2025-05-12 07:27:04.786
- UTC End
- 2025-05-12 07:33:04.786
- MJD Start
- 60807.31047206
- MJD End
- 60807.31463872667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0124755
- Ambient temperature (°C)
- 17.57
- Seeing (arcsec)
- 0.445
Observation
- ID
- 67259
- Category
- science
- Program ID
- 115.27WT.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY(+) - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER / GILLESSEN / GENZEL / OTT / MANG / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / GARCIA / PAUMARD / BOURDAROT / STURM / LUTZ / LE BOUQUIN / CAO / KREIDBERG / HOENIG / FOSCHI / PERRIN / CARDOSO / AIMAR / URSO / ABD EL DAYEM / ROUSSELET-PER
Target
- ID
- 50001
- Name
- SGRA
- RA
- 266.416474
- DEC
- -29.00744
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2620 | 56.1890 | 28.1000 | 28.8000 |
| U1-U3 | 101.8620 | 101.7000 | 34.5000 | 35.2000 |
| U1-U4 | 129.5170 | 129.1890 | 62.6970 | 63.4100 |
| U2-U3 | 46.3710 | 46.2810 | 42.2000 | 42.9000 |
| U2-U4 | 89.1040 | 88.8900 | 83.6910 | 84.4630 |
| U3-U4 | 62.4170 | 62.3420 | 113.1490 | 113.9650 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60807.31047206 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416474 |
| DEC | -29.00744 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.262 |
| HIERARCH ESO ISS PBL12 END | 56.189 |
| HIERARCH ESO ISS PBLA12 START | 28.1 |
| HIERARCH ESO ISS PBLA12 END | 28.8 |
| HIERARCH ESO ISS PBL13 START | 101.862 |
| HIERARCH ESO ISS PBL13 END | 101.7 |
| HIERARCH ESO ISS PBLA13 START | 34.5 |
| HIERARCH ESO ISS PBLA13 END | 35.2 |
| HIERARCH ESO ISS PBL14 START | 129.517 |
| HIERARCH ESO ISS PBL14 END | 129.189 |
| HIERARCH ESO ISS PBLA14 START | 62.697 |
| HIERARCH ESO ISS PBLA14 END | 63.41 |
| HIERARCH ESO ISS PBL23 START | 46.371 |
| HIERARCH ESO ISS PBL23 END | 46.281 |
| HIERARCH ESO ISS PBLA23 START | 42.2 |
| HIERARCH ESO ISS PBLA23 END | 42.9 |
| HIERARCH ESO ISS PBL24 START | 89.104 |
| HIERARCH ESO ISS PBL24 END | 88.89 |
| HIERARCH ESO ISS PBLA24 START | 83.691 |
| HIERARCH ESO ISS PBLA24 END | 84.463 |
| HIERARCH ESO ISS PBL34 START | 62.417 |
| HIERARCH ESO ISS PBL34 END | 62.342 |
| HIERARCH ESO ISS PBLA34 START | 113.149 |
| HIERARCH ESO ISS PBLA34 END | 113.965 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013787 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011164 |
| HIERARCH ESO ISS AMBI TEMP | 17.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |