Exposure
- ID
- GRAVI.2025-07-12T05:29:08.802_1
- Header ID
- GRAVI.2025-07-12T05:29:08.802
- Date updated
- 2025-07-12 05:45:37 UTC+0000
- Release date
- 2026-07-12 05:45:37 UTC+0000
- UTC Start
- 2025-07-12 05:29:08.802
- UTC End
- 2025-07-12 05:35:08.802
- MJD Start
- 60868.2285741
- MJD End
- 60868.23274076667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002004
- Ambient temperature (°C)
- 10.05
- Seeing (arcsec)
- 1.14
Observation
- ID
- 68734
- Category
- science
- Program ID
- 115.27WT.003
- 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
- 51148
- Name
- SGRA
- RA
- 266.417643
- DEC
- -29.00781
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.9450 | 52.6360 | 37.9000 | 38.2000 |
| U1-U3 | 94.1950 | 93.4860 | 44.1000 | 44.5000 |
| U1-U4 | 111.8600 | 110.2370 | 74.5100 | 75.0680 |
| U2-U3 | 41.9650 | 41.5590 | 52.0000 | 52.4000 |
| U2-U4 | 76.2340 | 75.0710 | 98.9940 | 99.9270 |
| U3-U4 | 56.6200 | 56.1290 | 131.7900 | 133.0320 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60868.2285741 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417643 |
| DEC | -29.00781 |
| 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 | 52.945 |
| HIERARCH ESO ISS PBL12 END | 52.636 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.195 |
| HIERARCH ESO ISS PBL13 END | 93.486 |
| HIERARCH ESO ISS PBLA13 START | 44.1 |
| HIERARCH ESO ISS PBLA13 END | 44.5 |
| HIERARCH ESO ISS PBL14 START | 111.86 |
| HIERARCH ESO ISS PBL14 END | 110.237 |
| HIERARCH ESO ISS PBLA14 START | 74.51 |
| HIERARCH ESO ISS PBLA14 END | 75.068 |
| HIERARCH ESO ISS PBL23 START | 41.965 |
| HIERARCH ESO ISS PBL23 END | 41.559 |
| HIERARCH ESO ISS PBLA23 START | 52.0 |
| HIERARCH ESO ISS PBLA23 END | 52.4 |
| HIERARCH ESO ISS PBL24 START | 76.234 |
| HIERARCH ESO ISS PBL24 END | 75.071 |
| HIERARCH ESO ISS PBLA24 START | 98.994 |
| HIERARCH ESO ISS PBLA24 END | 99.927 |
| HIERARCH ESO ISS PBL34 START | 56.62 |
| HIERARCH ESO ISS PBL34 END | 56.129 |
| HIERARCH ESO ISS PBLA34 START | 131.79 |
| HIERARCH ESO ISS PBLA34 END | 133.032 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002004 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002004 |
| HIERARCH ESO ISS AMBI TEMP | 10.05 |
| HIERARCH ESO ISS AMBI FWHM START | 1.14 |
| HIERARCH ESO ISS AMBI FWHM END | 1.14 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |