Exposure
- ID
- GRAVI.2025-05-12T06:03:22.573_1
- Header ID
- GRAVI.2025-05-12T06:03:22.573
- Date updated
- 2025-05-12 19:45:47 UTC+0000
- Release date
- 2026-05-12 19:45:45 UTC+0000
- UTC Start
- 2025-05-12 06:03:22.573
- UTC End
- 2025-05-12 06:09:22.573
- MJD Start
- 60807.2523446
- MJD End
- 60807.25651126666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0086735
- Ambient temperature (°C)
- 17.64
- Seeing (arcsec)
- 0.41500000000000004
Observation
- ID
- 67249
- 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
- 49991
- Name
- SGRA
- RA
- 266.416283
- DEC
- -29.00737
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5420 | 56.5520 | 18.5000 | 19.3000 |
| U1-U3 | 102.2890 | 102.3410 | 24.7000 | 25.5000 |
| U1-U4 | 128.4000 | 128.8000 | 52.1120 | 53.0350 |
| U2-U3 | 46.4650 | 46.5150 | 32.1000 | 33.0000 |
| U2-U4 | 87.1110 | 87.5670 | 73.1580 | 74.0320 |
| U3-U4 | 60.3380 | 60.7100 | 103.5270 | 104.2260 |
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 | 60807.2523446 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416283 |
| DEC | -29.00737 |
| 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 | 56.542 |
| HIERARCH ESO ISS PBL12 END | 56.552 |
| HIERARCH ESO ISS PBLA12 START | 18.5 |
| HIERARCH ESO ISS PBLA12 END | 19.3 |
| HIERARCH ESO ISS PBL13 START | 102.289 |
| HIERARCH ESO ISS PBL13 END | 102.341 |
| HIERARCH ESO ISS PBLA13 START | 24.7 |
| HIERARCH ESO ISS PBLA13 END | 25.5 |
| HIERARCH ESO ISS PBL14 START | 128.4 |
| HIERARCH ESO ISS PBL14 END | 128.8 |
| HIERARCH ESO ISS PBLA14 START | 52.112 |
| HIERARCH ESO ISS PBLA14 END | 53.035 |
| HIERARCH ESO ISS PBL23 START | 46.465 |
| HIERARCH ESO ISS PBL23 END | 46.515 |
| HIERARCH ESO ISS PBLA23 START | 32.1 |
| HIERARCH ESO ISS PBLA23 END | 33.0 |
| HIERARCH ESO ISS PBL24 START | 87.111 |
| HIERARCH ESO ISS PBL24 END | 87.567 |
| HIERARCH ESO ISS PBLA24 START | 73.158 |
| HIERARCH ESO ISS PBLA24 END | 74.032 |
| HIERARCH ESO ISS PBL34 START | 60.338 |
| HIERARCH ESO ISS PBL34 END | 60.71 |
| HIERARCH ESO ISS PBLA34 START | 103.527 |
| HIERARCH ESO ISS PBLA34 END | 104.226 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008676 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008671 |
| HIERARCH ESO ISS AMBI TEMP | 17.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |