Exposure
- ID
- GRAVI.2025-06-10T02:10:44.002_1
- Header ID
- GRAVI.2025-06-10T02:10:44.002
- Date updated
- 2025-06-10 02:25:40 UTC+0000
- Release date
- 2026-06-10 02:25:40 UTC+0000
- UTC Start
- 2025-06-10 02:10:44.002
- UTC End
- 2025-06-10 02:16:44.002
- MJD Start
- 60836.09078706
- MJD End
- 60836.094953726664
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004782
- Ambient temperature (°C)
- 13.75
- Seeing (arcsec)
- 0.545
Observation
- ID
- 67872
- Category
- science
- Program ID
- 115.27WT.002
- 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
- 50471
- Name
- SGRA
- RA
- 266.416537
- DEC
- -29.00738
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2340 | 56.2410 | 2.1000 | 3.1000 |
| U1-U3 | 100.8020 | 100.8600 | 7.0000 | 8.1000 |
| U1-U4 | 116.0770 | 116.8280 | 30.9210 | 32.3040 |
| U2-U3 | 45.0300 | 45.1000 | 13.1000 | 14.3000 |
| U2-U4 | 72.0780 | 73.1130 | 52.9930 | 54.3760 |
| U3-U4 | 47.3220 | 48.3110 | 90.5690 | 91.3320 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60836.09078706 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416537 |
| DEC | -29.00738 |
| 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 | 56.234 |
| HIERARCH ESO ISS PBL12 END | 56.241 |
| HIERARCH ESO ISS PBLA12 START | 2.1 |
| HIERARCH ESO ISS PBLA12 END | 3.1 |
| HIERARCH ESO ISS PBL13 START | 100.802 |
| HIERARCH ESO ISS PBL13 END | 100.86 |
| HIERARCH ESO ISS PBLA13 START | 7.0 |
| HIERARCH ESO ISS PBLA13 END | 8.1 |
| HIERARCH ESO ISS PBL14 START | 116.077 |
| HIERARCH ESO ISS PBL14 END | 116.828 |
| HIERARCH ESO ISS PBLA14 START | 30.921 |
| HIERARCH ESO ISS PBLA14 END | 32.304 |
| HIERARCH ESO ISS PBL23 START | 45.03 |
| HIERARCH ESO ISS PBL23 END | 45.1 |
| HIERARCH ESO ISS PBLA23 START | 13.1 |
| HIERARCH ESO ISS PBLA23 END | 14.3 |
| HIERARCH ESO ISS PBL24 START | 72.078 |
| HIERARCH ESO ISS PBL24 END | 73.113 |
| HIERARCH ESO ISS PBLA24 START | 52.993 |
| HIERARCH ESO ISS PBLA24 END | 54.376 |
| HIERARCH ESO ISS PBL34 START | 47.322 |
| HIERARCH ESO ISS PBL34 END | 48.311 |
| HIERARCH ESO ISS PBLA34 START | 90.569 |
| HIERARCH ESO ISS PBLA34 END | 91.332 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005439 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004125 |
| HIERARCH ESO ISS AMBI TEMP | 13.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |