3-day Schedule

The map of the observations requires JavaScript, but it appears that it is not available (or the page is taking some time to load).

This page shows 3 days of the Chandra schedule, either side of today, and the total science exposure time for these observations is 4 days and 2 hours. The size of the circles indicate the exposure time, and the color shows whether the observation has been done, is running now, or is in the future; the same colors are used in the table below. For repeated observations it can be hard to make out what is going on, since the circles overlap! The shaded regions trace the Milky Way galaxy. The points are plotted in the Equatorial coordinate system, using the Aitoff projection.

TargetObject typeExposure timeStartInstrumentJoint withTurnaroundConstraintsRight AscensionDeclinationConstellation
NGC5728Seyfert 2 Galaxy3 hours and 2 minutes4 days agoACIS-Sn/aNonen/a14h 42m 23.9s-17° 15' 11.2"Lib
SDSSJ231240.03-083919.8Seyfert 1 Galaxy2 hours and 37 minutes4 days agoACIS-Sn/aNonen/a23h 12m 40.0s-08° 39' 19.8"Aqr
NGC5728Seyfert 2 Galaxy4 hours and 40 minutes4 days agoACIS-Sn/aNonen/a14h 42m 23.9s-17° 15' 11.2"Lib
SDSSJ224240.98-002521.6Unidentified2 hours and 37 minutes3 days agoACIS-Sn/aNonen/a22h 42m 41.0s-00° 25' 21.6"Aqr
AT2024dkyUnidentified2 hours and 37 minutes3 days agoHRC-In/aSlown/a14h 51m 17.6s+16° 26' 01.7"Boo
SNR G1.9+0.3SuperNova Remnant2 hours and 45 minutes3 days agoACIS-Sn/aNonen/a17h 48m 45.0s-27° 10' 00.1"Sgr
CAL-ER (41142)16 minutes and 40 seconds3 days agon/an/an/an/a23h 28m 21.8s-01° 34' 14.0"n/a
CAL-ER (41137)33 minutes and 20 seconds3 days agon/an/an/an/a06h 24m 39.6s+30° 16' 59.1"n/a
SDSSJ101730.98+470225.0Seyfert 1 Galaxy2 hours and 54 minutes2 days agoACIS-Sn/aNonen/a10h 17m 31.0s+47° 02' 25.1"UMa
Cas ASuperNova Remnant34 minutes and 50 seconds2 days agoACIS-In/aNoneTime Critical, Monitoring23h 23m 25.8s+58° 48' 53.4"Cas
Cas ASuperNova Remnant34 minutes and 50 seconds2 days agoACIS-In/aNoneTime Critical, Monitoring23h 23m 25.8s+58° 48' 53.4"Cas
Cas ASuperNova Remnant32 minutes2 days agoACIS-In/aNoneTime Critical, Monitoring23h 23m 25.8s+58° 48' 53.4"Cas
MACS J0018.5+1626Cluster of Galaxies2 hours and 46 minutes2 days agoACIS-In/aNonen/a00h 18m 33.3s+16° 26' 35.9"Psc
5C 7.230Quasar3 hours and 26 minutes2 days agoACIS-Sn/aImmediateTime Critical08h 24m 33.0s+24° 38' 43.1"Cnc
3CR 17Seyfert 1 Galaxy5 hours and 52 minutes2 days agoACIS-SNRAONonen/a00h 38m 20.5s-02° 07' 40.5"Cet
5C 7.230Quasar4 hours and 17 minutes2 days agoACIS-Sn/aImmediateTime Critical08h 24m 33.0s+24° 38' 43.1"Cnc
MACS J0018.5+1626Cluster of Galaxies3 hours and 2 minutes1 day agoACIS-In/aNonen/a00h 18m 33.3s+16° 26' 35.9"Psc
SDSS J142314.36+635803.6Seyfert 2 Galaxy3 hours and 51 minutes1 day agoACIS-Sn/aNonen/a14h 23m 14.5s+63° 58' 04.3"Dra
MACS J0018.5+1626Cluster of Galaxies2 hours and 46 minutes23 hours agoACIS-In/aNonen/a00h 18m 33.3s+16° 26' 35.9"Psc
NGC 1358Seyfert 2 Galaxy8 hours and 20 minutes20 hours agoACIS-SNuSTARNoneTime Critical, Monitoring03h 33m 39.7s-05° 05' 22.2"Eri
3CR 17Seyfert 1 Galaxy3 hours and 3 minutes11 hours agoACIS-SNRAONonen/a00h 38m 20.5s-02° 07' 40.5"Cet
CAL-ER (41135)50 minutes8 hours agon/an/an/an/a23h 55m 52.8s-02° 30' 36.0"n/a
CAL-ER (41134)50 minutes6 hours agon/an/an/an/a08h 35m 60.0s-11° 00' 00.0"n/a
CAL-ER (41133)50 minutes4 hours agon/an/an/an/a13h 35m 60.0s-39° 00' 00.0"n/a
CAL-ER (41132)16 minutes and 40 secondsnown/an/an/an/a23h 32m 24.0s-03° 47' 60.0"n/a
CAL-ER (41131)33 minutes and 20 secondsin 10 minutesn/an/an/an/a13h 35m 60.0s-39° 00' 00.0"n/a
CAL-ER (41130)50 minutesin 2 hoursn/an/an/an/a09h 39m 60.0s+42° 00' 00.0"n/a
CAL-ER (41129)33 minutes and 20 secondsin 3 hoursn/an/an/an/a05h 15m 60.0s+58° 00' 00.0"n/a
CAL-ER (41128)16 minutes and 40 secondsin 5 hoursn/an/an/an/a23h 51m 43.2s+02° 13' 48.0"n/a
SN2026sqfUnidentified2 hours and 46 minutesin 7 hoursACIS-Sn/aImmediateTime Critical, Monitoring10h 38m 48.0s+53° 30' 34.1"UMa
Cas ASuperNova Remnant33 minutes and 20 secondsin 11 hoursACIS-In/aNoneTime Critical, Monitoring23h 23m 25.8s+58° 48' 53.4"Cas
Cas ASuperNova Remnant33 minutes and 20 secondsin 12 hoursACIS-Sn/aNoneTime Critical, Monitoring23h 23m 25.8s+58° 48' 53.4"Cas
Cas ASuperNova Remnant33 minutes and 20 secondsin 12 hoursACIS-Sn/aNoneTime Critical, Monitoring23h 23m 25.8s+58° 48' 53.4"Cas
MACS J0018.5+1626Cluster of Galaxies2 hours and 58 minutesin 13 hoursACIS-In/aNonen/a00h 18m 33.3s+16° 26' 35.9"Psc
SDSS J142314.36+635803.6Seyfert 2 Galaxy4 hours and 26 minutesin 17 hoursACIS-Sn/aNonen/a14h 23m 14.5s+63° 58' 04.3"Dra
MACS J0018.5+1626Cluster of Galaxies2 hours and 35 minutesin 21 hoursACIS-In/aNonen/a00h 18m 33.3s+16° 26' 35.9"Psc
SN2026sqfUnidentified2 hours and 46 minutesin 1 dayACIS-Sn/aImmediateTime Critical, Monitoring10h 38m 48.0s+53° 30' 34.1"UMa
MACS J0018.5+1626Cluster of Galaxies2 hours and 13 minutesin 1 dayACIS-In/aNonen/a00h 18m 33.3s+16° 26' 35.9"Psc
CAL-ER (41127)in 1 dayn/an/an/an/a21h 03m 60.0s+26° 00' 00.0"n/a
SNR G1.9+0.3SuperNova Remnant6 hours and 56 minutesin 1 dayACIS-Sn/aNonen/a17h 48m 45.0s-27° 10' 00.1"Sgr
CAL-ER (41126)in 2 daysn/an/an/an/a21h 03m 60.0s+26° 00' 00.0"n/a
MACS J0018.5+1626Cluster of Galaxies3 hours and 53 minutesin 2 daysACIS-In/aNonen/a00h 18m 33.3s+16° 26' 35.9"Psc
SDSSJ084755.63+263147.6Seyfert 1 Galaxy2 hours and 46 minutesin 2 daysACIS-Sn/aNonen/a08h 47m 55.6s+26° 31' 47.7"Cnc
3CR 17Seyfert 1 Galaxy5 hours and 33 minutesin 2 daysACIS-SNRAONonen/a00h 38m 20.5s-02° 07' 40.5"Cet