Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.504811E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T14:12:48+0800
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    1 Object 1

    AOE ID 54774
    NORAD ID 54774
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68536
    NORAD ID 68536
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5454 STARLINK-37173
    Time of Closest Approach 2026-10-31T16:27:51+0000
    Collision Probability (Pc) 2.504811E-6
    Conjunction Distance (km) 1.78 km
    Relative Speed (km/s) 7.353 km/s
    Conjunction Risk Parameters R (Radial): 0.736 | I (In-track): -1.419 | C (Cross-track): -0.782
    Collision Risk Index (CRI) 0.43
    X Position (km) 4227.138 4227.384
    Position Y (km) -2023.223 -2021.544
    Position Z (km) -4990.823 -4990.286
    Velocity X (km/s) 5.3 0.467
    Velocity Y (km/s) 4.87 7.183
    Velocity Z (km/s) 2.517 -2.517

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5454 STARLINK-37173
    Semimajor Axis (a) 6840.867 km 6840.946 km
    Eccentricity (e) 0.000125 0.000127
    Inclination (i) 53.1620° 53.1576°
    RAAN 37.0872° 112.4600°
    Perigee Argument 72.7780° 108.8252°
    Mean Anomaly (M) 287.3360° 93.0970°
    Apogee 463.588 km 463.678 km
    Perigee 461.872 km 461.940 km
    Orbit Epoch 2026-10-29T14:43:32+0000 2026-10-29T08:00:02+0000

    STARLINK-5454 & STARLINK-37173 Collision Probability (Pc) Trend

    STARLINK-5454 & STARLINK-37173 Collision Probability (Pc) TrendNot Available

    STARLINK-5454 & STARLINK-37173 Miss Distance (Miss Distance) Trend

    STARLINK-5454 & STARLINK-37173 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5454Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5454Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5454

    No nearby objects data