Exposure
- ID
- GRAVI.2024-05-30T04:50:56.869_2
- Header ID
- GRAVI.2024-05-30T04:50:56.869
- Date updated
- 2024-05-30 05:05:27 UTC+0000
- Release date
- 2025-05-30 05:05:27 UTC+0000
- UTC Start
- 2024-05-30 04:50:56.869
- UTC End
- 2024-05-30 04:56:56.869
- MJD Start
- 60460.20204709
- MJD End
- 60460.2062137567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005845
- Ambient temperature (°C)
- 16.11
- Seeing (arcsec)
- 0.52
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 | 56.5410 | 56.5510 | 18.4000 | 19.3000 |
U1-U3 | 102.2840 | 102.3360 | 24.6000 | 25.4000 |
U1-U4 | 128.3600 | 128.7630 | 52.0290 | 52.9510 |
U2-U3 | 46.4600 | 46.5110 | 32.0000 | 32.9000 |
U2-U4 | 87.0660 | 87.5250 | 73.0800 | 73.9530 |
U3-U4 | 60.3020 | 60.6750 | 103.4660 | 104.1630 |
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 | 60460.20204709 |
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 | 56.541 |
HIERARCH ESO ISS PBL12 END | 56.551 |
HIERARCH ESO ISS PBLA12 START | 18.4 |
HIERARCH ESO ISS PBLA12 END | 19.3 |
HIERARCH ESO ISS PBL13 START | 102.284 |
HIERARCH ESO ISS PBL13 END | 102.336 |
HIERARCH ESO ISS PBLA13 START | 24.6 |
HIERARCH ESO ISS PBLA13 END | 25.4 |
HIERARCH ESO ISS PBL14 START | 128.36 |
HIERARCH ESO ISS PBL14 END | 128.763 |
HIERARCH ESO ISS PBLA14 START | 52.029 |
HIERARCH ESO ISS PBLA14 END | 52.951 |
HIERARCH ESO ISS PBL23 START | 46.46 |
HIERARCH ESO ISS PBL23 END | 46.511 |
HIERARCH ESO ISS PBLA23 START | 32.0 |
HIERARCH ESO ISS PBLA23 END | 32.9 |
HIERARCH ESO ISS PBL24 START | 87.066 |
HIERARCH ESO ISS PBL24 END | 87.525 |
HIERARCH ESO ISS PBLA24 START | 73.08 |
HIERARCH ESO ISS PBLA24 END | 73.953 |
HIERARCH ESO ISS PBL34 START | 60.302 |
HIERARCH ESO ISS PBL34 END | 60.675 |
HIERARCH ESO ISS PBLA34 START | 103.466 |
HIERARCH ESO ISS PBLA34 END | 104.163 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006989 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004701 |
HIERARCH ESO ISS AMBI TEMP | 16.11 |
HIERARCH ESO ISS AMBI FWHM START | 0.49 |
HIERARCH ESO ISS AMBI FWHM END | 0.55 |
HIERARCH ESO FT ROBJ NAME | IRS16NW |
HIERARCH ESO FT ROBJ ALPHA | 174540.0430 |
HIERARCH ESO FT ROBJ DELTA | -290027.0799 |