Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.686352E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-31T00:34:50+0800
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    1 Object 1

    AOE ID 53608
    NORAD ID 53608
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57681
    NORAD ID 57681
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4647 STARLINK-30273
    Time of Closest Approach 2026-08-30T20:08:49+0000
    Collision Probability (Pc) 3.686352E-6
    Conjunction Distance (km) 1.441 km
    Relative Speed (km/s) 4.996 km/s
    Conjunction Risk Parameters R (Radial): -1.414 | I (In-track): -0.254 | C (Cross-track): -0.091
    Collision Risk Index (CRI) 0.46
    X Position (km) 2777.188 2776.821
    Position Y (km) 3341.113 3340.247
    Position Z (km) -5287.371 -5286.28
    Velocity X (km/s) -6.775 -4.309
    Velocity Y (km/s) 3.121 6.09
    Velocity Z (km/s) -1.587 1.584

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4647 STARLINK-30273
    Semimajor Axis (a) 6837.816 km 6836.429 km
    Eccentricity (e) 0.000125 0.000217
    Inclination (i) 53.1617° 53.1533°
    RAAN 168.0045° 120.3391°
    Perigee Argument 86.6417° 145.9562°
    Mean Anomaly (M) 273.4729° 214.1581°
    Apogee 460.535 km 459.773 km
    Perigee 458.823 km 456.811 km
    Orbit Epoch 2026-08-30T01:51:25+0000 2026-08-29T22:36:32+0000

    STARLINK-4647 & STARLINK-30273 Collision Probability (Pc) Trend

    STARLINK-4647 & STARLINK-30273 Collision Probability (Pc) TrendNot Available

    STARLINK-4647 & STARLINK-30273 Miss Distance (Miss Distance) Trend

    STARLINK-4647 & STARLINK-30273 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4647Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30273Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30273Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4647

    No nearby objects data