Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.183185E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:15:42+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 35685
    NORAD ID 35685
    Object Type PAYLOAD
    Country
    ES ES
    VS

    2 Object 2

    AOE ID 36110
    NORAD ID 36110
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NANOSAT 1B YAOGAN 7
    Time of Closest Approach 2026-09-17T01:00:38+0000
    Collision Probability (Pc) 2.183185E-6
    Conjunction Distance (km) 2.17 km
    Relative Speed (km/s) 13.173 km/s
    Conjunction Risk Parameters R (Radial): -2.041 | I (In-track): -0.357 | C (Cross-track): 0.644
    Collision Risk Index (CRI) 0.42
    X Position (km) 1992.704 1993.2
    Position Y (km) -236.485 -237.286
    Position Z (km) 6691.952 6693.906
    Velocity X (km/s) -6.683 5.86
    Velocity Y (km/s) -2.944 -4.385
    Velocity Z (km/s) 1.861 -1.895

    Orbital Parameters 国际轨道数据源

    Parameter NANOSAT 1B YAOGAN 7
    Semimajor Axis (a) 6965.773 km 7013.533 km
    Eccentricity (e) 0.004819 0.002586
    Inclination (i) 98.1266° 97.9916°
    RAAN 19.8761° 143.6433°
    Perigee Argument 226.6888° 107.1527°
    Mean Anomaly (M) 133.0308° 253.2518°
    Apogee 621.207 km 653.531 km
    Perigee 554.065 km 617.261 km
    Orbit Epoch 2026-09-15T06:51:33+0000 2026-09-15T09:32:49+0000

    NANOSAT 1B & YAOGAN 7 Collision Probability (Pc) Trend

    NANOSAT 1B & YAOGAN 7 Collision Probability (Pc) TrendNot Available

    NANOSAT 1B & YAOGAN 7 Miss Distance (Miss Distance) Trend

    NANOSAT 1B & YAOGAN 7 Miss Distance (Miss Distance) TrendNot Available

    NANOSAT 1BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN 7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NANOSAT 1BCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN 7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NANOSAT 1B

    No nearby objects data