Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.756727E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:46:12+0800
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    1 Object 1

    AOE ID 53210
    NORAD ID 53210
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63587
    NORAD ID 63587
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4427 STARLINK-33830
    Time of Closest Approach 2026-09-04T17:21:42+0000
    Collision Probability (Pc) 1.756727E-6
    Conjunction Distance (km) 2.288 km
    Relative Speed (km/s) 11.128 km/s
    Conjunction Risk Parameters R (Radial): -1.365 | I (In-track): -1.245 | C (Cross-track): -1.347
    Collision Risk Index (CRI) 0.4
    X Position (km) 3212.246 3214.365
    Position Y (km) -3893.103 -3893.949
    Position Z (km) -4648.61 -4648.452
    Velocity X (km/s) 2.22 6.19
    Velocity Y (km/s) -4.754 4.401
    Velocity Z (km/s) 5.521 0.595

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4427 STARLINK-33830
    Semimajor Axis (a) 6855.014 km 6861.102 km
    Eccentricity (e) 0.000182 0.000178
    Inclination (i) 97.2835° 43.0027°
    RAAN 302.2159° 37.8993°
    Perigee Argument 58.9598° 282.3968°
    Mean Anomaly (M) 74.3179° 77.6684°
    Apogee 478.124 km 484.189 km
    Perigee 475.630 km 481.741 km
    Orbit Epoch 2026-09-04T04:00:02+0000 2026-09-03T10:20:29+0000

    STARLINK-4427 & STARLINK-33830 Collision Probability (Pc) Trend

    STARLINK-4427 & STARLINK-33830 Collision Probability (Pc) TrendNot Available

    STARLINK-4427 & STARLINK-33830 Miss Distance (Miss Distance) Trend

    STARLINK-4427 & STARLINK-33830 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4427Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33830Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4427Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33830Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4427

    No nearby objects data