Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.133537E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T10:25:10+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53735
    NORAD ID 53735
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66242
    NORAD ID 66242
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4618 STARLINK-35480
    Time of Closest Approach 2026-09-14T04:42:30+0000
    Collision Probability (Pc) 2.133537E-6
    Conjunction Distance (km) 1.169 km
    Relative Speed (km/s) 0.438 km/s
    Conjunction Risk Parameters R (Radial): 0.944 | I (In-track): -0.689 | C (Cross-track): 0.024
    Collision Risk Index (CRI) 0.42
    X Position (km) -3357.136 -3356.279
    Position Y (km) -2354.609 -2354.85
    Position Z (km) 5465.71 5464.953
    Velocity X (km/s) 4.234 4.522
    Velocity Y (km/s) -6.357 -6.157
    Velocity Z (km/s) -0.137 0.124

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4618 STARLINK-35480
    Semimajor Axis (a) 6840.879 km 6840.833 km
    Eccentricity (e) 0.000122 0.000223
    Inclination (i) 53.1603° 53.1567°
    RAAN 137.5940° 140.1672°
    Perigee Argument 85.3837° 76.8933°
    Mean Anomaly (M) 274.7305° 283.2318°
    Apogee 463.576 km 464.223 km
    Perigee 461.908 km 461.169 km
    Orbit Epoch 2026-09-11T01:16:33+0000 2026-09-11T09:06:18+0000

    STARLINK-4618 & STARLINK-35480 Collision Probability (Pc) Trend

    STARLINK-4618 & STARLINK-35480 Collision Probability (Pc) TrendNot Available

    STARLINK-4618 & STARLINK-35480 Miss Distance (Miss Distance) Trend

    STARLINK-4618 & STARLINK-35480 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4618Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35480Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4618Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35480Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4618

    No nearby objects data