Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.228711E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T01:05:17+0800
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    1 Object 1

    AOE ID 53531
    NORAD ID 53531
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64947
    NORAD ID 64947
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4487 STARLINK-34747
    Time of Closest Approach 2026-10-29T13:19:43+0000
    Collision Probability (Pc) 1.228711E-6
    Conjunction Distance (km) 2.704 km
    Relative Speed (km/s) 10.015 km/s
    Conjunction Risk Parameters R (Radial): -2.53 | I (In-track): 0.723 | C (Cross-track): 0.62
    Collision Risk Index (CRI) 0.37
    X Position (km) -3818.512 -3816.769
    Position Y (km) 2091.87 2090.375
    Position Z (km) 5276.519 5275.093
    Velocity X (km/s) -1.729 5.798
    Velocity Y (km/s) -7.257 -1.441
    Velocity Z (km/s) 1.622 4.753

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4487 STARLINK-34747
    Semimajor Axis (a) 6848.935 km 6843.859 km
    Eccentricity (e) 0.000114 0.000214
    Inclination (i) 53.1580° 97.2820°
    RAAN 93.5997° 158.5278°
    Perigee Argument 73.3757° 113.9102°
    Mean Anomaly (M) 320.0250° 246.2365°
    Apogee 471.579 km 467.186 km
    Perigee 470.017 km 464.258 km
    Orbit Epoch 2026-10-27T22:00:02+0000 2026-10-27T20:23:11+0000

    STARLINK-4487 & STARLINK-34747 Collision Probability (Pc) Trend

    STARLINK-4487 & STARLINK-34747 Collision Probability (Pc) TrendNot Available

    STARLINK-4487 & STARLINK-34747 Miss Distance (Miss Distance) Trend

    STARLINK-4487 & STARLINK-34747 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4487Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34747Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4487Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34747Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4487

    No nearby objects data