Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.794722E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T07:55:50+0800
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    1 Object 1

    AOE ID 51139
    NORAD ID 51139
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65894
    NORAD ID 65894
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3172 STARLINK-34672
    Time of Closest Approach 2026-09-15T01:41:46+0000
    Collision Probability (Pc) 9.794722E-7
    Conjunction Distance (km) 2.55 km
    Relative Speed (km/s) 5.737 km/s
    Conjunction Risk Parameters R (Radial): -2.536 | I (In-track): 0.242 | C (Cross-track): 0.092
    Collision Risk Index (CRI) 0.35
    X Position (km) 252.107 252.272
    Position Y (km) -4416.613 -4414.965
    Position Z (km) 5211.384 5209.446
    Velocity X (km/s) 7.192 6.944
    Velocity Y (km/s) -1.782 2.589
    Velocity Z (km/s) -1.853 1.853

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3172 STARLINK-34672
    Semimajor Axis (a) 6843.374 km 6840.824 km
    Eccentricity (e) 0.000133 0.000132
    Inclination (i) 53.1605° 53.1599°
    RAAN 158.1243° 214.9570°
    Perigee Argument 88.9289° 97.2712°
    Mean Anomaly (M) 271.1866° 262.8441°
    Apogee 466.151 km 463.592 km
    Perigee 464.323 km 461.782 km
    Orbit Epoch 2026-09-14T11:09:07+0000 2026-09-14T06:37:25+0000

    STARLINK-3172 & STARLINK-34672 Collision Probability (Pc) Trend

    STARLINK-3172 & STARLINK-34672 Collision Probability (Pc) TrendNot Available

    STARLINK-3172 & STARLINK-34672 Miss Distance (Miss Distance) Trend

    STARLINK-3172 & STARLINK-34672 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3172Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34672Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3172Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34672Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3172

    No nearby objects data