Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.097804E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:07:44+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 45625
    NORAD ID 45625
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 57475
    NORAD ID 57475
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GAOFEN 9 02 STARLINK-30155
    Time of Closest Approach 2026-09-18T14:41:16+0000
    Collision Probability (Pc) 3.097804E-6
    Conjunction Distance (km) 1.83 km
    Relative Speed (km/s) 11.541 km/s
    Conjunction Risk Parameters R (Radial): 0.939 | I (In-track): -1.018 | C (Cross-track): 1.196
    Collision Risk Index (CRI) 0.45
    X Position (km) 3007.101 3008.804
    Position Y (km) 4015.742 4016.361
    Position Z (km) 4670.711 4670.459
    Velocity X (km/s) -1.971 -6.214
    Velocity Y (km/s) -4.928 4.418
    Velocity Z (km/s) 5.48 0.204

    Orbital Parameters 国际轨道数据源

    Parameter GAOFEN 9 02 STARLINK-30155
    Semimajor Axis (a) 6863.582 km 6861.202 km
    Eccentricity (e) 0.001366 0.000164
    Inclination (i) 97.5867° 43.0045°
    RAAN 57.2970° 345.1597°
    Perigee Argument 108.1743° 260.0676°
    Mean Anomaly (M) 252.0984° 99.9990°
    Apogee 494.819 km 484.191 km
    Perigee 476.071 km 481.939 km
    Orbit Epoch 2026-09-15T15:43:01+0000 2026-09-15T06:16:23+0000

    GAOFEN 9 02 & STARLINK-30155 Collision Probability (Pc) Trend

    GAOFEN 9 02 & STARLINK-30155 Collision Probability (Pc) TrendNot Available

    GAOFEN 9 02 & STARLINK-30155 Miss Distance (Miss Distance) Trend

    GAOFEN 9 02 & STARLINK-30155 Miss Distance (Miss Distance) TrendNot Available

    GAOFEN 9 02Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30155Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GAOFEN 9 02Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30155Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GAOFEN 9 02

    No nearby objects data