Exposure
- ID
- GRAVI.2024-05-29T06:27:49.525_2
- Header ID
- GRAVI.2024-05-29T06:27:49.525
- Date updated
- 2024-05-29 06:45:35 UTC+0000
- Release date
- 2025-05-29 06:45:35 UTC+0000
- UTC Start
- 2024-05-29 06:27:49.525
- UTC End
- 2024-05-29 06:33:49.525
- MJD Start
- 60459.26932321
- MJD End
- 60459.2734898767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0047235
- Ambient temperature (°C)
- 14.98
- Seeing (arcsec)
- 0.53
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 | 56.1630 | 56.0790 | 29.0000 | 29.6000 |
| U1-U3 | 101.6400 | 101.4470 | 35.4000 | 36.0000 |
| U1-U4 | 129.0660 | 128.6530 | 63.6430 | 64.3360 |
| U2-U3 | 46.2480 | 46.1390 | 43.1000 | 43.8000 |
| U2-U4 | 88.8060 | 88.5210 | 84.7180 | 85.4850 |
| U3-U4 | 62.3100 | 62.1930 | 114.2390 | 115.0710 |
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 | 60459.26932321 |
| 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 | 56.163 |
| HIERARCH ESO ISS PBL12 END | 56.079 |
| HIERARCH ESO ISS PBLA12 START | 29.0 |
| HIERARCH ESO ISS PBLA12 END | 29.6 |
| HIERARCH ESO ISS PBL13 START | 101.64 |
| HIERARCH ESO ISS PBL13 END | 101.447 |
| HIERARCH ESO ISS PBLA13 START | 35.4 |
| HIERARCH ESO ISS PBLA13 END | 36.0 |
| HIERARCH ESO ISS PBL14 START | 129.066 |
| HIERARCH ESO ISS PBL14 END | 128.653 |
| HIERARCH ESO ISS PBLA14 START | 63.643 |
| HIERARCH ESO ISS PBLA14 END | 64.336 |
| HIERARCH ESO ISS PBL23 START | 46.248 |
| HIERARCH ESO ISS PBL23 END | 46.139 |
| HIERARCH ESO ISS PBLA23 START | 43.1 |
| HIERARCH ESO ISS PBLA23 END | 43.8 |
| HIERARCH ESO ISS PBL24 START | 88.806 |
| HIERARCH ESO ISS PBL24 END | 88.521 |
| HIERARCH ESO ISS PBLA24 START | 84.718 |
| HIERARCH ESO ISS PBLA24 END | 85.485 |
| HIERARCH ESO ISS PBL34 START | 62.31 |
| HIERARCH ESO ISS PBL34 END | 62.193 |
| HIERARCH ESO ISS PBLA34 START | 114.239 |
| HIERARCH ESO ISS PBLA34 END | 115.071 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005025 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004422 |
| HIERARCH ESO ISS AMBI TEMP | 14.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |