Exposure
- ID
- GRAVI.2024-06-23T02:13:45.057_2
- Header ID
- GRAVI.2024-06-23T02:13:45.057
- Date updated
- 2024-06-23 02:30:33 UTC+0000
- Release date
- 2025-06-23 02:30:33 UTC+0000
- UTC Start
- 2024-06-23 02:13:45.057
- UTC End
- 2024-06-23 02:19:45.057
- MJD Start
- 60484.0928826
- MJD End
- 60484.0970492667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002264
- Ambient temperature (°C)
- 10.55
- Seeing (arcsec)
- 0.515
Observation
- ID
- 59742
- Category
- science
- Program ID
- 113.268P.003
- 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 | 56.3560 | 56.3770 | 10.0000 | 10.9000 |
| U1-U3 | 101.4720 | 101.5660 | 15.6000 | 16.6000 |
| U1-U4 | 122.5470 | 123.2650 | 41.8640 | 43.0170 |
| U2-U3 | 45.7230 | 45.8100 | 22.6000 | 23.6000 |
| U2-U4 | 80.3750 | 81.2280 | 63.5760 | 64.6560 |
| U3-U4 | 54.7960 | 55.5150 | 96.7610 | 97.4540 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60484.0928826 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416842 |
| DEC | -29.00726 |
| 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 | 56.356 |
| HIERARCH ESO ISS PBL12 END | 56.377 |
| HIERARCH ESO ISS PBLA12 START | 10.0 |
| HIERARCH ESO ISS PBLA12 END | 10.9 |
| HIERARCH ESO ISS PBL13 START | 101.472 |
| HIERARCH ESO ISS PBL13 END | 101.566 |
| HIERARCH ESO ISS PBLA13 START | 15.6 |
| HIERARCH ESO ISS PBLA13 END | 16.6 |
| HIERARCH ESO ISS PBL14 START | 122.547 |
| HIERARCH ESO ISS PBL14 END | 123.265 |
| HIERARCH ESO ISS PBLA14 START | 41.864 |
| HIERARCH ESO ISS PBLA14 END | 43.017 |
| HIERARCH ESO ISS PBL23 START | 45.723 |
| HIERARCH ESO ISS PBL23 END | 45.81 |
| HIERARCH ESO ISS PBLA23 START | 22.6 |
| HIERARCH ESO ISS PBLA23 END | 23.6 |
| HIERARCH ESO ISS PBL24 START | 80.375 |
| HIERARCH ESO ISS PBL24 END | 81.228 |
| HIERARCH ESO ISS PBLA24 START | 63.576 |
| HIERARCH ESO ISS PBLA24 END | 64.656 |
| HIERARCH ESO ISS PBL34 START | 54.796 |
| HIERARCH ESO ISS PBL34 END | 55.515 |
| HIERARCH ESO ISS PBLA34 START | 96.761 |
| HIERARCH ESO ISS PBLA34 END | 97.454 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002264 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002264 |
| HIERARCH ESO ISS AMBI TEMP | 10.55 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |