Exposure
- ID
- GRAVI.2024-04-30T07:55:50.049_2
- Header ID
- GRAVI.2024-04-30T07:55:50.049
- Date updated
- 2024-04-30 08:10:43 UTC+0000
- Release date
- 2025-04-30 08:10:43 UTC+0000
- UTC Start
- 2024-04-30 07:55:50.049
- UTC End
- 2024-04-30 08:01:50.049
- MJD Start
- 60430.33044038
- MJD End
- 60430.3346070467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040845
- Ambient temperature (°C)
- 15.36
- Seeing (arcsec)
- 0.445
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 | 56.4120 | 56.3640 | 26.3000 | 27.0000 |
U1-U3 | 102.1920 | 102.0880 | 32.7000 | 33.4000 |
U1-U4 | 130.0810 | 129.9250 | 60.7200 | 61.4660 |
U2-U3 | 46.5470 | 46.4930 | 40.4000 | 41.1000 |
U2-U4 | 89.4130 | 89.3440 | 81.6050 | 82.3830 |
U3-U4 | 62.4590 | 62.4710 | 111.0220 | 111.8020 |
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 | 60430.33044038 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | SGRA |
RA | 266.41685 |
DEC | -29.00736 |
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 | 56.412 |
HIERARCH ESO ISS PBL12 END | 56.364 |
HIERARCH ESO ISS PBLA12 START | 26.3 |
HIERARCH ESO ISS PBLA12 END | 27.0 |
HIERARCH ESO ISS PBL13 START | 102.192 |
HIERARCH ESO ISS PBL13 END | 102.088 |
HIERARCH ESO ISS PBLA13 START | 32.7 |
HIERARCH ESO ISS PBLA13 END | 33.4 |
HIERARCH ESO ISS PBL14 START | 130.081 |
HIERARCH ESO ISS PBL14 END | 129.925 |
HIERARCH ESO ISS PBLA14 START | 60.72 |
HIERARCH ESO ISS PBLA14 END | 61.466 |
HIERARCH ESO ISS PBL23 START | 46.547 |
HIERARCH ESO ISS PBL23 END | 46.493 |
HIERARCH ESO ISS PBLA23 START | 40.4 |
HIERARCH ESO ISS PBLA23 END | 41.1 |
HIERARCH ESO ISS PBL24 START | 89.413 |
HIERARCH ESO ISS PBL24 END | 89.344 |
HIERARCH ESO ISS PBLA24 START | 81.605 |
HIERARCH ESO ISS PBLA24 END | 82.383 |
HIERARCH ESO ISS PBL34 START | 62.459 |
HIERARCH ESO ISS PBL34 END | 62.471 |
HIERARCH ESO ISS PBLA34 START | 111.022 |
HIERARCH ESO ISS PBLA34 END | 111.802 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005017 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003152 |
HIERARCH ESO ISS AMBI TEMP | 15.36 |
HIERARCH ESO ISS AMBI FWHM START | 0.42 |
HIERARCH ESO ISS AMBI FWHM END | 0.47 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
HIERARCH ESO FT ROBJ DELTA | -290027.6541 |