Exposure
- ID
- GRAVI.2025-06-10T05:16:23.474_1
- Header ID
- GRAVI.2025-06-10T05:16:23.474
- Date updated
- 2025-06-10 05:31:04 UTC+0000
- Release date
- 2026-06-10 05:31:04 UTC+0000
- UTC Start
- 2025-06-10 05:16:23.474
- UTC End
- 2025-06-10 05:22:23.474
- MJD Start
- 60836.21971614
- MJD End
- 60836.22388280667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007556500000000001
- Ambient temperature (°C)
- 12.88
- Seeing (arcsec)
- 0.46
Observation
- ID
- 67887
- 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
- 50485
- Name
- SGRA
- RA
- 266.416664
- DEC
- -29.00727
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4070 | 56.3570 | 26.4000 | 27.1000 |
| U1-U3 | 102.1800 | 102.0740 | 32.8000 | 33.5000 |
| U1-U4 | 130.0650 | 129.9020 | 60.8260 | 61.5660 |
| U2-U3 | 46.5410 | 46.4860 | 40.5000 | 41.2000 |
| U2-U4 | 89.4070 | 89.3320 | 81.7150 | 82.4880 |
| U3-U4 | 62.4620 | 62.4700 | 111.1310 | 111.9080 |
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 | 60836.21971614 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416664 |
| DEC | -29.00727 |
| 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 | 56.407 |
| HIERARCH ESO ISS PBL12 END | 56.357 |
| HIERARCH ESO ISS PBLA12 START | 26.4 |
| HIERARCH ESO ISS PBLA12 END | 27.1 |
| HIERARCH ESO ISS PBL13 START | 102.18 |
| HIERARCH ESO ISS PBL13 END | 102.074 |
| HIERARCH ESO ISS PBLA13 START | 32.8 |
| HIERARCH ESO ISS PBLA13 END | 33.5 |
| HIERARCH ESO ISS PBL14 START | 130.065 |
| HIERARCH ESO ISS PBL14 END | 129.902 |
| HIERARCH ESO ISS PBLA14 START | 60.826 |
| HIERARCH ESO ISS PBLA14 END | 61.566 |
| HIERARCH ESO ISS PBL23 START | 46.541 |
| HIERARCH ESO ISS PBL23 END | 46.486 |
| HIERARCH ESO ISS PBLA23 START | 40.5 |
| HIERARCH ESO ISS PBLA23 END | 41.2 |
| HIERARCH ESO ISS PBL24 START | 89.407 |
| HIERARCH ESO ISS PBL24 END | 89.332 |
| HIERARCH ESO ISS PBLA24 START | 81.715 |
| HIERARCH ESO ISS PBLA24 END | 82.488 |
| HIERARCH ESO ISS PBL34 START | 62.462 |
| HIERARCH ESO ISS PBL34 END | 62.47 |
| HIERARCH ESO ISS PBLA34 START | 111.131 |
| HIERARCH ESO ISS PBLA34 END | 111.908 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008037 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007076 |
| HIERARCH ESO ISS AMBI TEMP | 12.88 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |