Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.35785E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:51:04+0800
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    1 Object 1

    AOE ID 52635
    NORAD ID 52635
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69315
    NORAD ID 69315
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3978 STARLINK-37627
    Time of Closest Approach 2026-09-05T19:20:31+0000
    Collision Probability (Pc) 1.35785E-6
    Conjunction Distance (km) 2.783 km
    Relative Speed (km/s) 12.79 km/s
    Conjunction Risk Parameters R (Radial): 2.494 | I (In-track): 0.677 | C (Cross-track): -1.032
    Collision Risk Index (CRI) 0.38
    X Position (km) -414.068 -414.851
    Position Y (km) -4172.122 -4171.203
    Position Z (km) 5405.395 5402.888
    Velocity X (km/s) 7.313 -0.987
    Velocity Y (km/s) -1.972 6.034
    Velocity Z (km/s) -0.958 4.572

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3978 STARLINK-37627
    Semimajor Axis (a) 6848.899 km 6843.618 km
    Eccentricity (e) 0.000221 0.000095
    Inclination (i) 53.1604° 97.2839°
    RAAN 167.1541° 271.7421°
    Perigee Argument 47.6219° 114.3897°
    Mean Anomaly (M) 312.4969° 245.7445°
    Apogee 472.273 km 466.134 km
    Perigee 469.251 km 464.828 km
    Orbit Epoch 2026-09-04T03:45:42+0000 2026-09-03T16:59:54+0000

    STARLINK-3978 & STARLINK-37627 Collision Probability (Pc) Trend

    STARLINK-3978 & STARLINK-37627 Collision Probability (Pc) TrendNot Available

    STARLINK-3978 & STARLINK-37627 Miss Distance (Miss Distance) Trend

    STARLINK-3978 & STARLINK-37627 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3978Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37627Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3978Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37627Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3978

    No nearby objects data