Exposure
- ID
- GRAVI.2024-04-27T06:21:53.103_2
- Header ID
- GRAVI.2024-04-27T06:21:53.103
- Date updated
- 2024-04-27 06:35:24 UTC+0000
- Release date
- 2025-04-27 06:35:24 UTC+0000
- UTC Start
- 2024-04-27 06:21:53.103
- UTC End
- 2024-04-27 06:27:53.103
- MJD Start
- 60427.26519795
- MJD End
- 60427.2693646167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00412
- Ambient temperature (°C)
- 17.66
- Seeing (arcsec)
- 0.875
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 | 56.4350 | 56.4560 | 13.3000 | 14.2000 |
U1-U3 | 101.8190 | 101.9080 | 19.2000 | 20.1000 |
U1-U4 | 125.1040 | 125.7290 | 46.0190 | 47.0730 |
U2-U3 | 46.0410 | 46.1210 | 26.4000 | 27.4000 |
U2-U4 | 83.3710 | 84.0880 | 67.4580 | 68.4400 |
U3-U4 | 57.2960 | 57.8840 | 99.3260 | 100.0100 |
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 | 60427.26519795 |
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 | 56.435 |
HIERARCH ESO ISS PBL12 END | 56.456 |
HIERARCH ESO ISS PBLA12 START | 13.3 |
HIERARCH ESO ISS PBLA12 END | 14.2 |
HIERARCH ESO ISS PBL13 START | 101.819 |
HIERARCH ESO ISS PBL13 END | 101.908 |
HIERARCH ESO ISS PBLA13 START | 19.2 |
HIERARCH ESO ISS PBLA13 END | 20.1 |
HIERARCH ESO ISS PBL14 START | 125.104 |
HIERARCH ESO ISS PBL14 END | 125.729 |
HIERARCH ESO ISS PBLA14 START | 46.019 |
HIERARCH ESO ISS PBLA14 END | 47.073 |
HIERARCH ESO ISS PBL23 START | 46.041 |
HIERARCH ESO ISS PBL23 END | 46.121 |
HIERARCH ESO ISS PBLA23 START | 26.4 |
HIERARCH ESO ISS PBLA23 END | 27.4 |
HIERARCH ESO ISS PBL24 START | 83.371 |
HIERARCH ESO ISS PBL24 END | 84.088 |
HIERARCH ESO ISS PBLA24 START | 67.458 |
HIERARCH ESO ISS PBLA24 END | 68.44 |
HIERARCH ESO ISS PBL34 START | 57.296 |
HIERARCH ESO ISS PBL34 END | 57.884 |
HIERARCH ESO ISS PBLA34 START | 99.326 |
HIERARCH ESO ISS PBLA34 END | 100.01 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004626 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003614 |
HIERARCH ESO ISS AMBI TEMP | 17.66 |
HIERARCH ESO ISS AMBI FWHM START | 0.75 |
HIERARCH ESO ISS AMBI FWHM END | 1.0 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
HIERARCH ESO FT ROBJ DELTA | -290027.6541 |