Exposure
- ID
- GRAVI.2025-06-10T02:49:41.101_1
- Header ID
- GRAVI.2025-06-10T02:49:41.101
- Date updated
- 2025-06-10 03:05:37 UTC+0000
- Release date
- 2026-06-10 03:05:37 UTC+0000
- UTC Start
- 2025-06-10 02:49:41.101
- UTC End
- 2025-06-10 02:55:41.101
- MJD Start
- 60836.11783682
- MJD End
- 60836.122003486664
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0047405
- Ambient temperature (°C)
- 13.17
- Seeing (arcsec)
- 0.62
Observation
- ID
- 67877
- 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
- 50475
- Name
- SGRA
- RA
- 266.416541
- DEC
- -29.00738
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3070 | 56.3250 | 7.7000 | 8.7000 |
| U1-U3 | 101.2440 | 101.3330 | 13.2000 | 14.2000 |
| U1-U4 | 120.6810 | 121.4340 | 38.8580 | 40.0780 |
| U2-U3 | 45.5050 | 45.5910 | 19.9000 | 21.0000 |
| U2-U4 | 78.1050 | 79.0320 | 60.7380 | 61.8940 |
| U3-U4 | 52.8420 | 53.6470 | 95.0040 | 95.7090 |
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 | 60836.11783682 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416541 |
| DEC | -29.00738 |
| 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 | 56.307 |
| HIERARCH ESO ISS PBL12 END | 56.325 |
| HIERARCH ESO ISS PBLA12 START | 7.7 |
| HIERARCH ESO ISS PBLA12 END | 8.7 |
| HIERARCH ESO ISS PBL13 START | 101.244 |
| HIERARCH ESO ISS PBL13 END | 101.333 |
| HIERARCH ESO ISS PBLA13 START | 13.2 |
| HIERARCH ESO ISS PBLA13 END | 14.2 |
| HIERARCH ESO ISS PBL14 START | 120.681 |
| HIERARCH ESO ISS PBL14 END | 121.434 |
| HIERARCH ESO ISS PBLA14 START | 38.858 |
| HIERARCH ESO ISS PBLA14 END | 40.078 |
| HIERARCH ESO ISS PBL23 START | 45.505 |
| HIERARCH ESO ISS PBL23 END | 45.591 |
| HIERARCH ESO ISS PBLA23 START | 19.9 |
| HIERARCH ESO ISS PBLA23 END | 21.0 |
| HIERARCH ESO ISS PBL24 START | 78.105 |
| HIERARCH ESO ISS PBL24 END | 79.032 |
| HIERARCH ESO ISS PBLA24 START | 60.738 |
| HIERARCH ESO ISS PBLA24 END | 61.894 |
| HIERARCH ESO ISS PBL34 START | 52.842 |
| HIERARCH ESO ISS PBL34 END | 53.647 |
| HIERARCH ESO ISS PBLA34 START | 95.004 |
| HIERARCH ESO ISS PBLA34 END | 95.709 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004388 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005093 |
| HIERARCH ESO ISS AMBI TEMP | 13.17 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |