Sunday (21-June-2020) — New Jersey

Backyard Early Summer Nighttime Nature in New Jersey.

Now that it is summer, and a bit warmer at night, the fireflies stay active longer into the night. The battery in the camera died before the fireflies stopped flashing. Composite of images taken with a Leica SL2 camera and 24-90 mm lens (ISO 800, 66 mm, f/11, 60 sec). The problem with a high resolution sensor camera is the trails become sharper and don’t look as good unless viewed with a high resolution monitor.

Firefly Trails. Composite of images (21:35-02:04) taken with a Leica SL2 camera and 24-90 mm lens (ISO 800, 66 mm, f/11, 60 sec). (DAVID J MATHRE)
Firefly Trails. Composite of images (21:35-02:04) taken with a Leica SL2 camera and 24-90 mm lens (ISO 800, 66 mm, f/11, 60 sec). (DAVID J MATHRE)


Composite Firefly Trails in 30 minute intervals. Individual images in the slideshow are available in my PhotoShelter Gallery.

Daily Electric Energy Used (57.1 kWh) from Sense. Daily Solar Electric Energy Produced (75.6 kWh) from Sense and SolSystems. Sun and intermittent clouds. A surplus of 18.5 kWh.

Weekly Electric Energy Used (321 kWh) from Sense. Weekly Solar Electric Energy Produced (463 kWh) from Sense and SolSystems. Sun and intermittent clouds. A surplus of 142 kWh.


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Tuesday (16-June-2020) — New Jersey

Backyard Spring Nighttime Nature in New Jersey.

Even more fireflies than last night. It was a bit warmer out. The activity didn’t drop off until after midnight when the temperature went below 60°F. Composite of images taken with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec).

Firefly Trails [2145-0159]. Composite of image takens with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec). (DAVID J MATHRE)
Firefly Trails [2145-0159]. Composite of image takens with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec). (DAVID J MATHRE)


Firefly trails — 30 min intervals. Individual images in the slideshow are available in my PhotoShelter Gallery.

Daily Electric Energy Used (38.1 kWh) from Sense. The daily Solar Electric Energy Produced (86.9 kWh) from Sense and SolSystems. Lots of sun. A surplus of 48.8 kWh.


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Monday (15-June-2020) — New Jersey

Backyard Spring Nighttime Nature in New Jersey.

More fireflies than last night. It was a bit warmer out. The activity dropped off after 23:30 when the temperature went below 60°F. Composite of images taken with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec).

Firefly Trails [2140-2359]. Composite of images taken with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec). (DAVID J MATHRE)
Firefly Trails [2140-2359]. Composite of images taken with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec). (DAVID J MATHRE)


Firefly trails — 30 min intervals. Individual images in the slideshow are available in my PhotoShelter Gallery.

Daily Electric Energy Used (41.5 kWh) from Sense. The daily Solar Electric Energy Produced (77.5 kWh) from Sense and SolSystems. Sun and clouds. A surplus of 36.0 kWh.


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Sunday (14-June-2020) — New Jersey

Backyard Spring Nighttime Nature in New Jersey.

Not as many fireflies as the previous night. It was a bit cooler out and the activity drops off below 60°F. Composite of images taken with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec).

Firefly Trails [2130-2259]. Composit of image takens with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec). (DAVID J MATHRE)
Firefly Trails [2130-2259]. Composite of image takens with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 800, 200 mm, f/8, 30 sec). (DAVID J MATHRE)


Firefly trails — 30 min intervals. Individual images in the slideshow are available in my PhotoShelter Gallery.

Daily Electric Energy Used (37.6 kWh) from Sense. The daily Solar Electric Energy Produced (90.7 kWh) from Sense and SolSystems. Much more sun. A surplus of 53.1 kWh.

Weekly Electric Energy Used (338 kWh) from Sense. The daily Solar Electric Energy Produced (550 kWh) from Sense and SolSystems. A surplus of 212 kWh.


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Saturday (13-June-2020) — New Jersey

Backyard Spring Nighttime Nature in New Jersey.

The fireflies have returned. Composite of images taken with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 1600, 200 mm, f/11, 30 sec).

Nighttime Fireflies [2200-0059]. Composite of images taken with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 1600, 200 mm, f/11, 30 sec). (DAVID J MATHRE)
Nighttime Fireflies [2200-0059]. Composite of images taken with a Nikon D4 camera and 200 mm f/2 VR lens (ISO 1600, 200 mm, f/11, 30 sec). (DAVID J MATHRE)


Firefly Trails. Individual images in the slideshow are available in my PhotoShelter Gallery.

Daily Electric Energy Used (42.1 kWh) from meter reading. The daily Solar Electric Energy Produced (90.5 kWh) from meter reading. Much more sun. A surplus of 48.4 kWh.


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