Shanghai Astronomical Observatory Shanghai 200030 China;
Shanghai Astronomical Observatory Shanghai 200030 China;
Shanghai Astronomical Observatory Shanghai 200030 China;
Shanghai Astronomical Observatory Shanghai 200030 China;
Shanghai Astronomical Observatory Shanghai 200030 China;
Shanghai Astronomical Observatory Shanghai 200030 China;
Urumqi Astronomical Observatory Urumqi 830011 China;
Urumqi Astronomical Observatory Urumqi 830011 China;
Urumqi Astronomical Observatory Urumqi 830011 China;
Urumqi Astronomical Observatory Urumqi 830011 China;
Shanghai Astronomical Observatory Shanghai 200030 China;
National Astronomical Observatory of Japan Oshu Iwate 023-0861 Japan;
Shanghai Astronomical Observatory Shanghai 200030 China;
Tokyo University Tokyo 1130033 Japan;
National Astronomical Observatory of Japan Oshu Iwate 023-0861 Japan;
National Astronomical Observatory of Japan Oshu Iwate 023-0861 Japan;
Shanghai Astronomical Observatory Shanghai 200030 China;
Urumqi Astronomical Observatory Urumqi 830011 China;