Exposure
- ID
- GRAVI.2024-05-30T07:11:39.226_2
- Header ID
- GRAVI.2024-05-30T07:11:39.226
- Date updated
- 2024-05-30 07:25:30 UTC+0000
- Release date
- 2025-05-30 07:25:30 UTC+0000
- UTC Start
- 2024-05-30 07:11:39.226
- UTC End
- 2024-05-30 07:17:39.226
- MJD Start
- 60460.29975956
- MJD End
- 60460.3039262267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040315
- Ambient temperature (°C)
- 15.71
- Seeing (arcsec)
- 0.43
Observation
- ID
- 59446
- 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
- 44071
- Name
- IRS16NW
- RA
- 266.416845833333
- DEC
- -29.0075221944444
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 | 55.2810 | 55.1120 | 33.3000 | 33.8000 |
U1-U3 | 99.5970 | 99.2050 | 39.7000 | 40.2000 |
U1-U4 | 124.4120 | 123.4930 | 68.5340 | 69.1550 |
U2-U3 | 45.0750 | 44.8480 | 47.5000 | 48.0000 |
U2-U4 | 85.4240 | 84.7430 | 90.4470 | 91.2400 |
U3-U4 | 60.7700 | 60.4510 | 120.8080 | 121.7770 |
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 | 60460.29975956 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16NW |
HIERARCH ESO INS SOBJ NAME | SGRA |
RA | 266.416893 |
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 | 55.281 |
HIERARCH ESO ISS PBL12 END | 55.112 |
HIERARCH ESO ISS PBLA12 START | 33.3 |
HIERARCH ESO ISS PBLA12 END | 33.8 |
HIERARCH ESO ISS PBL13 START | 99.597 |
HIERARCH ESO ISS PBL13 END | 99.205 |
HIERARCH ESO ISS PBLA13 START | 39.7 |
HIERARCH ESO ISS PBLA13 END | 40.2 |
HIERARCH ESO ISS PBL14 START | 124.412 |
HIERARCH ESO ISS PBL14 END | 123.493 |
HIERARCH ESO ISS PBLA14 START | 68.534 |
HIERARCH ESO ISS PBLA14 END | 69.155 |
HIERARCH ESO ISS PBL23 START | 45.075 |
HIERARCH ESO ISS PBL23 END | 44.848 |
HIERARCH ESO ISS PBLA23 START | 47.5 |
HIERARCH ESO ISS PBLA23 END | 48.0 |
HIERARCH ESO ISS PBL24 START | 85.424 |
HIERARCH ESO ISS PBL24 END | 84.743 |
HIERARCH ESO ISS PBLA24 START | 90.447 |
HIERARCH ESO ISS PBLA24 END | 91.24 |
HIERARCH ESO ISS PBL34 START | 60.77 |
HIERARCH ESO ISS PBL34 END | 60.451 |
HIERARCH ESO ISS PBLA34 START | 120.808 |
HIERARCH ESO ISS PBLA34 END | 121.777 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005527 |
HIERARCH ESO ISS AMBI TAU0 END | 0.002536 |
HIERARCH ESO ISS AMBI TEMP | 15.71 |
HIERARCH ESO ISS AMBI FWHM START | 0.36 |
HIERARCH ESO ISS AMBI FWHM END | 0.5 |
HIERARCH ESO FT ROBJ NAME | IRS16NW |
HIERARCH ESO FT ROBJ ALPHA | 174540.0430 |
HIERARCH ESO FT ROBJ DELTA | -290027.0799 |