Exposure
- ID
- GRAVI.2025-03-15T08:50:07.252_1
- Header ID
- GRAVI.2025-03-15T08:50:07.252
- Date updated
- 2025-03-15 09:05:29 UTC+0000
- Release date
- 2026-03-15 09:05:29 UTC+0000
- UTC Start
- 2025-03-15 08:50:07.252
- UTC End
- 2025-03-15 08:56:07.252
- MJD Start
- 60749.36813949
- MJD End
- 60749.37230615666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004235
- Ambient temperature (°C)
- 13.48
- Seeing (arcsec)
- 0.78
Observation
- ID
- 65082
- Category
- science
- Program ID
- 114.270V.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 / WIDMANN / MANG / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / GARCIA / PAUMARD / BOURDAROT / STURM / LUTZ / LE BOUQUIN / CAO / KREIDBERG / HOENIG / FOSCHI / PERRIN / CARDOSO / AIMAR / URSO / ABD EL DAYEM / ROU
Target
- ID
- 48457
- Name
- SGRA
- RA
- 266.41731
- DEC
- -29.00773
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3630 | 56.3840 | 10.3000 | 11.2000 |
| U1-U3 | 101.5040 | 101.5990 | 16.0000 | 17.0000 |
| U1-U4 | 122.7960 | 123.5110 | 42.2650 | 43.4140 |
| U2-U3 | 45.7530 | 45.8410 | 23.0000 | 24.0000 |
| U2-U4 | 80.6730 | 81.5180 | 63.9520 | 65.0270 |
| U3-U4 | 55.0480 | 55.7590 | 97.0010 | 97.6960 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.270V.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60749.36813949 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.41731 |
| DEC | -29.00773 |
| 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 | 56.363 |
| HIERARCH ESO ISS PBL12 END | 56.384 |
| HIERARCH ESO ISS PBLA12 START | 10.3 |
| HIERARCH ESO ISS PBLA12 END | 11.2 |
| HIERARCH ESO ISS PBL13 START | 101.504 |
| HIERARCH ESO ISS PBL13 END | 101.599 |
| HIERARCH ESO ISS PBLA13 START | 16.0 |
| HIERARCH ESO ISS PBLA13 END | 17.0 |
| HIERARCH ESO ISS PBL14 START | 122.796 |
| HIERARCH ESO ISS PBL14 END | 123.511 |
| HIERARCH ESO ISS PBLA14 START | 42.265 |
| HIERARCH ESO ISS PBLA14 END | 43.414 |
| HIERARCH ESO ISS PBL23 START | 45.753 |
| HIERARCH ESO ISS PBL23 END | 45.841 |
| HIERARCH ESO ISS PBLA23 START | 23.0 |
| HIERARCH ESO ISS PBLA23 END | 24.0 |
| HIERARCH ESO ISS PBL24 START | 80.673 |
| HIERARCH ESO ISS PBL24 END | 81.518 |
| HIERARCH ESO ISS PBLA24 START | 63.952 |
| HIERARCH ESO ISS PBLA24 END | 65.027 |
| HIERARCH ESO ISS PBL34 START | 55.048 |
| HIERARCH ESO ISS PBL34 END | 55.759 |
| HIERARCH ESO ISS PBLA34 START | 97.001 |
| HIERARCH ESO ISS PBLA34 END | 97.696 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004166 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004304 |
| HIERARCH ESO ISS AMBI TEMP | 13.48 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.83 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |