Exposure
- ID
- GRAVI.2024-04-27T06:36:38.140_2
- Header ID
- GRAVI.2024-04-27T06:36:38.140
- Date updated
- 2024-04-27 06:50:38 UTC+0000
- Release date
- 2025-04-27 06:50:38 UTC+0000
- UTC Start
- 2024-04-27 06:36:38.140
- UTC End
- 2024-04-27 06:42:38.140
- MJD Start
- 60427.27544144
- MJD End
- 60427.2796081067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0042865
- Ambient temperature (°C)
- 17.48
- Seeing (arcsec)
- 0.935
Observation
- ID
- 58934
- Category
- science
- Program ID
- 113.268P.001
- 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 | 56.4820 | 56.5000 | 15.3000 | 16.2000 |
U1-U3 | 102.0180 | 102.0980 | 21.3000 | 22.2000 |
U1-U4 | 126.4900 | 127.0430 | 48.3950 | 49.4000 |
U2-U3 | 46.2190 | 46.2910 | 28.6000 | 29.6000 |
U2-U4 | 84.9530 | 85.5800 | 69.6730 | 70.6110 |
U3-U4 | 58.5890 | 59.0970 | 100.8900 | 101.5780 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 113.268P.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60427.27544144 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | SGRA |
RA | 266.416838 |
DEC | -29.00734 |
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 | 56.482 |
HIERARCH ESO ISS PBL12 END | 56.5 |
HIERARCH ESO ISS PBLA12 START | 15.3 |
HIERARCH ESO ISS PBLA12 END | 16.2 |
HIERARCH ESO ISS PBL13 START | 102.018 |
HIERARCH ESO ISS PBL13 END | 102.098 |
HIERARCH ESO ISS PBLA13 START | 21.3 |
HIERARCH ESO ISS PBLA13 END | 22.2 |
HIERARCH ESO ISS PBL14 START | 126.49 |
HIERARCH ESO ISS PBL14 END | 127.043 |
HIERARCH ESO ISS PBLA14 START | 48.395 |
HIERARCH ESO ISS PBLA14 END | 49.4 |
HIERARCH ESO ISS PBL23 START | 46.219 |
HIERARCH ESO ISS PBL23 END | 46.291 |
HIERARCH ESO ISS PBLA23 START | 28.6 |
HIERARCH ESO ISS PBLA23 END | 29.6 |
HIERARCH ESO ISS PBL24 START | 84.953 |
HIERARCH ESO ISS PBL24 END | 85.58 |
HIERARCH ESO ISS PBLA24 START | 69.673 |
HIERARCH ESO ISS PBLA24 END | 70.611 |
HIERARCH ESO ISS PBL34 START | 58.589 |
HIERARCH ESO ISS PBL34 END | 59.097 |
HIERARCH ESO ISS PBLA34 START | 100.89 |
HIERARCH ESO ISS PBLA34 END | 101.578 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004262 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004311 |
HIERARCH ESO ISS AMBI TEMP | 17.48 |
HIERARCH ESO ISS AMBI FWHM START | 0.77 |
HIERARCH ESO ISS AMBI FWHM END | 1.1 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
HIERARCH ESO FT ROBJ DELTA | -290027.6541 |