Exposure
- ID
- GRAVI.2025-07-07T05:23:37.294_1
- Header ID
- GRAVI.2025-07-07T05:23:37.294
- Date updated
- 2025-07-07 05:41:12 UTC+0000
- Release date
- 2026-07-07 05:41:11 UTC+0000
- UTC Start
- 2025-07-07 05:23:37.294
- UTC End
- 2025-07-07 05:29:37.294
- MJD Start
- 60863.2247372
- MJD End
- 60863.228903866664
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006456
- Ambient temperature (°C)
- 13.87
- Seeing (arcsec)
- 0.54
Observation
- ID
- 68269
- Category
- science
- Program ID
- 115.27WT.003
- 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
- 50737
- Name
- SGRA
- RA
- 266.416473
- DEC
- -29.00748
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.0110 | 53.7590 | 36.3000 | 36.7000 |
| U1-U3 | 96.6500 | 96.0690 | 42.6000 | 43.0000 |
| U1-U4 | 117.5250 | 116.1770 | 72.2910 | 72.8650 |
| U2-U3 | 43.3740 | 43.0400 | 50.5000 | 50.9000 |
| U2-U4 | 80.3450 | 79.3610 | 95.5480 | 96.4040 |
| U3-U4 | 58.4230 | 57.9820 | 127.2470 | 128.3650 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60863.2247372 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416473 |
| DEC | -29.00748 |
| 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 | 54.011 |
| HIERARCH ESO ISS PBL12 END | 53.759 |
| HIERARCH ESO ISS PBLA12 START | 36.3 |
| HIERARCH ESO ISS PBLA12 END | 36.7 |
| HIERARCH ESO ISS PBL13 START | 96.65 |
| HIERARCH ESO ISS PBL13 END | 96.069 |
| HIERARCH ESO ISS PBLA13 START | 42.6 |
| HIERARCH ESO ISS PBLA13 END | 43.0 |
| HIERARCH ESO ISS PBL14 START | 117.525 |
| HIERARCH ESO ISS PBL14 END | 116.177 |
| HIERARCH ESO ISS PBLA14 START | 72.291 |
| HIERARCH ESO ISS PBLA14 END | 72.865 |
| HIERARCH ESO ISS PBL23 START | 43.374 |
| HIERARCH ESO ISS PBL23 END | 43.04 |
| HIERARCH ESO ISS PBLA23 START | 50.5 |
| HIERARCH ESO ISS PBLA23 END | 50.9 |
| HIERARCH ESO ISS PBL24 START | 80.345 |
| HIERARCH ESO ISS PBL24 END | 79.361 |
| HIERARCH ESO ISS PBLA24 START | 95.548 |
| HIERARCH ESO ISS PBLA24 END | 96.404 |
| HIERARCH ESO ISS PBL34 START | 58.423 |
| HIERARCH ESO ISS PBL34 END | 57.982 |
| HIERARCH ESO ISS PBLA34 START | 127.247 |
| HIERARCH ESO ISS PBLA34 END | 128.365 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005882 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00703 |
| HIERARCH ESO ISS AMBI TEMP | 13.87 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.55 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |