Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.33508E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:52:43+0800
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    1 Object 1

    AOE ID 53724
    NORAD ID 53724
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68511
    NORAD ID 68511
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4663 STARLINK-37280
    Time of Closest Approach 2026-10-21T17:16:25+0000
    Collision Probability (Pc) 1.33508E-6
    Conjunction Distance (km) 2.727 km
    Relative Speed (km/s) 11.812 km/s
    Conjunction Risk Parameters R (Radial): 2.511 | I (In-track): 0.675 | C (Cross-track): 0.823
    Collision Risk Index (CRI) 0.38
    X Position (km) -4405.5 -4407.896
    Position Y (km) 4742.165 4743.181
    Position Z (km) -2214.866 -2215.68
    Velocity X (km/s) -2.245 -4.84
    Velocity Y (km/s) -4.689 -1.895
    Velocity Z (km/s) -5.59 5.589

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4663 STARLINK-37280
    Semimajor Axis (a) 6837.860 km 6840.813 km
    Eccentricity (e) 0.000125 0.000105
    Inclination (i) 53.1594° 53.1583°
    RAAN 310.6984° 160.2363°
    Perigee Argument 78.6793° 84.3908°
    Mean Anomaly (M) 281.4350° 275.7214°
    Apogee 460.575 km 463.395 km
    Perigee 458.871 km 461.957 km
    Orbit Epoch 2026-10-19T00:20:20+0000 2026-10-19T01:17:15+0000

    STARLINK-4663 & STARLINK-37280 Collision Probability (Pc) Trend

    STARLINK-4663 & STARLINK-37280 Collision Probability (Pc) TrendNot Available

    STARLINK-4663 & STARLINK-37280 Miss Distance (Miss Distance) Trend

    STARLINK-4663 & STARLINK-37280 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4663Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37280Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4663Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37280Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4663

    No nearby objects data