Exposure
- ID
- GRAVI.2024-07-17T02:36:11.983_2
- Header ID
- GRAVI.2024-07-17T02:36:11.983
- Date updated
- 2024-07-17 02:50:34 UTC+0000
- Release date
- 2025-07-17 02:50:34 UTC+0000
- UTC Start
- 2024-07-17 02:36:11.983
- UTC End
- 2024-07-17 02:42:11.983
- MJD Start
- 60508.10847203
- MJD End
- 60508.1126386967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049905
- Ambient temperature (°C)
- 17.25
- Seeing (arcsec)
- 1.095
Observation
- ID
- 60139
- Category
- science
- Program ID
- 113.268P.004
- 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 | 56.4870 | 56.4530 | 24.9000 | 25.6000 |
U1-U3 | 102.3410 | 102.2760 | 31.2000 | 32.0000 |
U1-U4 | 130.2100 | 130.1760 | 59.1790 | 59.9580 |
U2-U3 | 46.6170 | 46.5880 | 38.9000 | 39.7000 |
U2-U4 | 89.3890 | 89.4280 | 80.0290 | 80.8210 |
U3-U4 | 62.3330 | 62.4130 | 109.4920 | 110.2530 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 113.268P.004 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60508.10847203 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | SGRA |
RA | 266.416869 |
DEC | -29.00738 |
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 | 56.487 |
HIERARCH ESO ISS PBL12 END | 56.453 |
HIERARCH ESO ISS PBLA12 START | 24.9 |
HIERARCH ESO ISS PBLA12 END | 25.6 |
HIERARCH ESO ISS PBL13 START | 102.341 |
HIERARCH ESO ISS PBL13 END | 102.276 |
HIERARCH ESO ISS PBLA13 START | 31.2 |
HIERARCH ESO ISS PBLA13 END | 32.0 |
HIERARCH ESO ISS PBL14 START | 130.21 |
HIERARCH ESO ISS PBL14 END | 130.176 |
HIERARCH ESO ISS PBLA14 START | 59.179 |
HIERARCH ESO ISS PBLA14 END | 59.958 |
HIERARCH ESO ISS PBL23 START | 46.617 |
HIERARCH ESO ISS PBL23 END | 46.588 |
HIERARCH ESO ISS PBLA23 START | 38.9 |
HIERARCH ESO ISS PBLA23 END | 39.7 |
HIERARCH ESO ISS PBL24 START | 89.389 |
HIERARCH ESO ISS PBL24 END | 89.428 |
HIERARCH ESO ISS PBLA24 START | 80.029 |
HIERARCH ESO ISS PBLA24 END | 80.821 |
HIERARCH ESO ISS PBL34 START | 62.333 |
HIERARCH ESO ISS PBL34 END | 62.413 |
HIERARCH ESO ISS PBLA34 START | 109.492 |
HIERARCH ESO ISS PBLA34 END | 110.253 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004499 |
HIERARCH ESO ISS AMBI TAU0 END | 0.005482 |
HIERARCH ESO ISS AMBI TEMP | 17.25 |
HIERARCH ESO ISS AMBI FWHM START | 0.99 |
HIERARCH ESO ISS AMBI FWHM END | 1.2 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
HIERARCH ESO FT ROBJ DELTA | -290027.6541 |