Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.657425E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:14:15+0800
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    1 Object 1

    AOE ID 53154
    NORAD ID 53154
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64483
    NORAD ID 64483
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4077 STARLINK-34420
    Time of Closest Approach 2026-10-22T03:19:29+0000
    Collision Probability (Pc) 8.657425E-6
    Conjunction Distance (km) 1.202 km
    Relative Speed (km/s) 7.216 km/s
    Conjunction Risk Parameters R (Radial): -0.839 | I (In-track): 0.754 | C (Cross-track): -0.411
    Collision Risk Index (CRI) 0.54
    X Position (km) -186.934 -186.052
    Position Y (km) -4646.533 -4646.002
    Position Z (km) 5007.701 5007.081
    Velocity X (km/s) 6.834 6.623
    Velocity Y (km/s) 2.375 -2.915
    Velocity Z (km/s) 2.452 -2.451

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4077 STARLINK-34420
    Semimajor Axis (a) 6840.881 km 6840.857 km
    Eccentricity (e) 0.000115 0.000186
    Inclination (i) 53.1601° 53.1570°
    RAAN 227.3175° 153.2229°
    Perigee Argument 90.9439° 80.6914°
    Mean Anomaly (M) 269.1695° 279.4299°
    Apogee 463.532 km 463.992 km
    Perigee 461.956 km 461.448 km
    Orbit Epoch 2026-10-19T06:15:13+0000 2026-10-19T15:25:49+0000

    STARLINK-4077 & STARLINK-34420 Collision Probability (Pc) Trend

    STARLINK-4077 & STARLINK-34420 Collision Probability (Pc) TrendNot Available

    STARLINK-4077 & STARLINK-34420 Miss Distance (Miss Distance) Trend

    STARLINK-4077 & STARLINK-34420 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4077Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34420Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4077Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34420Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4077

    No nearby objects data