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Redshift and Doppler Shift 3D Explorer Tung Buoc
Cong cu Redshift and Doppler Shift 3D Explorer chay ngay khi trang tai xong: keo de xoay, cuon de thu phong, va thu cac tuy chon chuyen dong. Tat ca chay tren thiet bi cua ban - khong can cai dat, khong can tai khoan.
Buoc 1 - dung yen
Nhan Dung yen va de y vach danh dau toi mau nam dung tren duong nghi cua vach hydro-alpha o 656.28 nm, voi z = 0.
Buoc 2 - tien gan va lui xa
Nhan Tien gan (blueshift) va xem vach danh dau di chuyen ve phia tim voi z = -0.0500; sau do nhan Lui xa (redshift) va xem vach danh dau di chuyen ve phia do voi z = 0.0500.
Buoc 3 - dinh luat Hubble
Nhan Dinh luat Hubble va doc trong bang thong tin toc do lui xa va do dich chuyen do vi du cho mot thien ha o 100 Mpc, cung voi khoang chenh lech cua H0.
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