Exposure
- ID
- GRAVI.2025-05-12T09:28:47.096_1
- Header ID
- GRAVI.2025-05-12T09:28:47.096
- Date updated
- 2025-05-12 19:55:49 UTC+0000
- Release date
- 2026-05-12 19:55:45 UTC+0000
- UTC Start
- 2025-05-12 09:28:47.096
- UTC End
- 2025-05-12 09:34:47.096
- MJD Start
- 60807.39498954
- MJD End
- 60807.399156206666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011519999999999999
- Ambient temperature (°C)
- 17.42
- Seeing (arcsec)
- 0.27
Observation
- ID
- 67273
- 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
- 50015
- Name
- SGRA
- RA
- 266.416459
- DEC
- -29.00752
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.9550 | 52.6460 | 37.9000 | 38.2000 |
| U1-U3 | 94.2180 | 93.5100 | 44.1000 | 44.5000 |
| U1-U4 | 111.9130 | 110.2930 | 74.4910 | 75.0500 |
| U2-U3 | 41.9780 | 41.5730 | 52.0000 | 52.4000 |
| U2-U4 | 76.2720 | 75.1100 | 98.9630 | 99.8950 |
| U3-U4 | 56.6360 | 56.1450 | 131.7490 | 132.9900 |
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 | 60807.39498954 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416459 |
| 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 | 52.955 |
| HIERARCH ESO ISS PBL12 END | 52.646 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.218 |
| HIERARCH ESO ISS PBL13 END | 93.51 |
| HIERARCH ESO ISS PBLA13 START | 44.1 |
| HIERARCH ESO ISS PBLA13 END | 44.5 |
| HIERARCH ESO ISS PBL14 START | 111.913 |
| HIERARCH ESO ISS PBL14 END | 110.293 |
| HIERARCH ESO ISS PBLA14 START | 74.491 |
| HIERARCH ESO ISS PBLA14 END | 75.05 |
| HIERARCH ESO ISS PBL23 START | 41.978 |
| HIERARCH ESO ISS PBL23 END | 41.573 |
| HIERARCH ESO ISS PBLA23 START | 52.0 |
| HIERARCH ESO ISS PBLA23 END | 52.4 |
| HIERARCH ESO ISS PBL24 START | 76.272 |
| HIERARCH ESO ISS PBL24 END | 75.11 |
| HIERARCH ESO ISS PBLA24 START | 98.963 |
| HIERARCH ESO ISS PBLA24 END | 99.895 |
| HIERARCH ESO ISS PBL34 START | 56.636 |
| HIERARCH ESO ISS PBL34 END | 56.145 |
| HIERARCH ESO ISS PBLA34 START | 131.749 |
| HIERARCH ESO ISS PBLA34 END | 132.99 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011809 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011231 |
| HIERARCH ESO ISS AMBI TEMP | 17.42 |
| HIERARCH ESO ISS AMBI FWHM START | 0.27 |
| 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 |