Exposure
- ID
- GRAVI.2024-05-29T05:24:13.363_2
- Header ID
- GRAVI.2024-05-29T05:24:13.363
- Date updated
- 2024-05-29 05:40:30 UTC+0000
- Release date
- 2025-05-29 05:40:30 UTC+0000
- UTC Start
- 2024-05-29 05:24:13.363
- UTC End
- 2024-05-29 05:30:13.363
- MJD Start
- 60459.22515467
- MJD End
- 60459.2293213367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005159
- Ambient temperature (°C)
- 14.64
- Seeing (arcsec)
- 0.605
Observation
- ID
- 59423
- Category
- science
- Program ID
- 113.268P.002
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - MEASURING THE SPIN OF SGR A* BY MEANS OF DEEP GRAVITY INTERFEROMETRY
- Program Type
- GTO
- PI / COI
- EISENHAUER / GILLESSEN / GENZEL / OTT / WIDMANN / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / BRANDNER / PERRIN / ROUSSELET-PERRAUT / GARCIA / MANG / PAUMARD / ECKART / VINCENT / BOURDAROT / LUTZ / STURM / CAO / HORROBIN / LE BOUQUIN / KREIDBERG /
Target
- ID
- 43560
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5550 | 56.5450 | 22.0000 | 22.8000 |
| U1-U3 | 102.4330 | 102.4310 | 28.3000 | 29.1000 |
| U1-U4 | 129.8130 | 129.9950 | 56.0560 | 56.8930 |
| U2-U3 | 46.6260 | 46.6380 | 35.9000 | 36.7000 |
| U2-U4 | 88.7620 | 88.9990 | 76.9350 | 77.7530 |
| U3-U4 | 61.7110 | 61.9230 | 106.6680 | 107.3920 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60459.22515467 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416878 |
| DEC | -29.00732 |
| 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 | 56.555 |
| HIERARCH ESO ISS PBL12 END | 56.545 |
| HIERARCH ESO ISS PBLA12 START | 22.0 |
| HIERARCH ESO ISS PBLA12 END | 22.8 |
| HIERARCH ESO ISS PBL13 START | 102.433 |
| HIERARCH ESO ISS PBL13 END | 102.431 |
| HIERARCH ESO ISS PBLA13 START | 28.3 |
| HIERARCH ESO ISS PBLA13 END | 29.1 |
| HIERARCH ESO ISS PBL14 START | 129.813 |
| HIERARCH ESO ISS PBL14 END | 129.995 |
| HIERARCH ESO ISS PBLA14 START | 56.056 |
| HIERARCH ESO ISS PBLA14 END | 56.893 |
| HIERARCH ESO ISS PBL23 START | 46.626 |
| HIERARCH ESO ISS PBL23 END | 46.638 |
| HIERARCH ESO ISS PBLA23 START | 35.9 |
| HIERARCH ESO ISS PBLA23 END | 36.7 |
| HIERARCH ESO ISS PBL24 START | 88.762 |
| HIERARCH ESO ISS PBL24 END | 88.999 |
| HIERARCH ESO ISS PBLA24 START | 76.935 |
| HIERARCH ESO ISS PBLA24 END | 77.753 |
| HIERARCH ESO ISS PBL34 START | 61.711 |
| HIERARCH ESO ISS PBL34 END | 61.923 |
| HIERARCH ESO ISS PBLA34 START | 106.668 |
| HIERARCH ESO ISS PBLA34 END | 107.392 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004667 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005651 |
| HIERARCH ESO ISS AMBI TEMP | 14.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |