Exposure
- ID
- GRAVI.2025-05-13T08:54:26.099_1
- Header ID
- GRAVI.2025-05-13T08:54:26.099
- Date updated
- 2025-05-13 09:10:50 UTC+0000
- Release date
- 2026-05-13 09:10:50 UTC+0000
- UTC Start
- 2025-05-13 08:54:26.099
- UTC End
- 2025-05-13 09:00:26.099
- MJD Start
- 60808.37113541
- MJD End
- 60808.37530207667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0176715
- Ambient temperature (°C)
- 16.05
- Seeing (arcsec)
- 0.215
Observation
- ID
- 67342
- 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
- 50083
- Name
- SGRA
- RA
- 266.416485
- DEC
- -29.00751
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.2130 | 53.9710 | 35.9000 | 36.4000 |
| U1-U3 | 97.1160 | 96.5590 | 42.3000 | 42.7000 |
| U1-U4 | 118.6110 | 117.3140 | 71.8000 | 72.3820 |
| U2-U3 | 43.6430 | 43.3220 | 50.1000 | 50.6000 |
| U2-U4 | 81.1410 | 80.1910 | 94.8350 | 95.6830 |
| U3-U4 | 58.7840 | 58.3540 | 126.3220 | 127.4230 |
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 | 60808.37113541 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416485 |
| DEC | -29.00751 |
| 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 | 54.213 |
| HIERARCH ESO ISS PBL12 END | 53.971 |
| HIERARCH ESO ISS PBLA12 START | 35.9 |
| HIERARCH ESO ISS PBLA12 END | 36.4 |
| HIERARCH ESO ISS PBL13 START | 97.116 |
| HIERARCH ESO ISS PBL13 END | 96.559 |
| HIERARCH ESO ISS PBLA13 START | 42.3 |
| HIERARCH ESO ISS PBLA13 END | 42.7 |
| HIERARCH ESO ISS PBL14 START | 118.611 |
| HIERARCH ESO ISS PBL14 END | 117.314 |
| HIERARCH ESO ISS PBLA14 START | 71.8 |
| HIERARCH ESO ISS PBLA14 END | 72.382 |
| HIERARCH ESO ISS PBL23 START | 43.643 |
| HIERARCH ESO ISS PBL23 END | 43.322 |
| HIERARCH ESO ISS PBLA23 START | 50.1 |
| HIERARCH ESO ISS PBLA23 END | 50.6 |
| HIERARCH ESO ISS PBL24 START | 81.141 |
| HIERARCH ESO ISS PBL24 END | 80.191 |
| HIERARCH ESO ISS PBLA24 START | 94.835 |
| HIERARCH ESO ISS PBLA24 END | 95.683 |
| HIERARCH ESO ISS PBL34 START | 58.784 |
| HIERARCH ESO ISS PBL34 END | 58.354 |
| HIERARCH ESO ISS PBLA34 START | 126.322 |
| HIERARCH ESO ISS PBLA34 END | 127.423 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013429 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.021914 |
| HIERARCH ESO ISS AMBI TEMP | 16.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.24 |
| HIERARCH ESO ISS AMBI FWHM END | 0.19 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |