Exposure
- ID
- GRAVI.2025-05-12T09:21:38.078_1
- Header ID
- GRAVI.2025-05-12T09:21:38.078
- Date updated
- 2025-05-12 19:50:48 UTC+0000
- Release date
- 2026-05-12 19:50:47 UTC+0000
- UTC Start
- 2025-05-12 09:21:38.078
- UTC End
- 2025-05-12 09:27:38.078
- MJD Start
- 60807.39002405
- MJD End
- 60807.394190716666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008646000000000001
- Ambient temperature (°C)
- 17.4
- Seeing (arcsec)
- 0.28500000000000003
Observation
- ID
- 67272
- 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
- 50014
- Name
- SGRA
- RA
- 266.416463
- DEC
- -29.00752
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.2790 | 52.9860 | 37.4000 | 37.8000 |
| U1-U3 | 94.9620 | 94.2890 | 43.7000 | 44.1000 |
| U1-U4 | 113.6210 | 112.0760 | 73.8700 | 74.4330 |
| U2-U3 | 42.4040 | 42.0190 | 51.6000 | 52.0000 |
| U2-U4 | 77.5040 | 76.3900 | 97.9600 | 98.8690 |
| U3-U4 | 57.1660 | 56.6860 | 130.4170 | 131.6230 |
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 | 60807.39002405 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416463 |
| DEC | -29.00752 |
| 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 | 53.279 |
| HIERARCH ESO ISS PBL12 END | 52.986 |
| HIERARCH ESO ISS PBLA12 START | 37.4 |
| HIERARCH ESO ISS PBLA12 END | 37.8 |
| HIERARCH ESO ISS PBL13 START | 94.962 |
| HIERARCH ESO ISS PBL13 END | 94.289 |
| HIERARCH ESO ISS PBLA13 START | 43.7 |
| HIERARCH ESO ISS PBLA13 END | 44.1 |
| HIERARCH ESO ISS PBL14 START | 113.621 |
| HIERARCH ESO ISS PBL14 END | 112.076 |
| HIERARCH ESO ISS PBLA14 START | 73.87 |
| HIERARCH ESO ISS PBLA14 END | 74.433 |
| HIERARCH ESO ISS PBL23 START | 42.404 |
| HIERARCH ESO ISS PBL23 END | 42.019 |
| HIERARCH ESO ISS PBLA23 START | 51.6 |
| HIERARCH ESO ISS PBLA23 END | 52.0 |
| HIERARCH ESO ISS PBL24 START | 77.504 |
| HIERARCH ESO ISS PBL24 END | 76.39 |
| HIERARCH ESO ISS PBLA24 START | 97.96 |
| HIERARCH ESO ISS PBLA24 END | 98.869 |
| HIERARCH ESO ISS PBL34 START | 57.166 |
| HIERARCH ESO ISS PBL34 END | 56.686 |
| HIERARCH ESO ISS PBLA34 START | 130.417 |
| HIERARCH ESO ISS PBLA34 END | 131.623 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007872 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00942 |
| HIERARCH ESO ISS AMBI TEMP | 17.4 |
| HIERARCH ESO ISS AMBI FWHM START | 0.3 |
| HIERARCH ESO ISS AMBI FWHM END | 0.27 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |