Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.408301E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:22:52+0800
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    1 Object 1

    AOE ID 54780
    NORAD ID 54780
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64679
    NORAD ID 64679
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5449 STARLINK-34489
    Time of Closest Approach 2026-10-21T18:33:08+0000
    Collision Probability (Pc) 3.408301E-6
    Conjunction Distance (km) 1.618 km
    Relative Speed (km/s) 7.7 km/s
    Conjunction Risk Parameters R (Radial): -0.307 | I (In-track): -1.37 | C (Cross-track): -0.801
    Collision Risk Index (CRI) 0.46
    X Position (km) 4388.637 4388.221
    Position Y (km) 1834.465 1836.012
    Position Z (km) -4923.66 -4923.881
    Velocity X (km/s) 0.015 -5.093
    Velocity Y (km/s) 7.141 5.004
    Velocity Z (km/s) 2.676 -2.676

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5449 STARLINK-34489
    Semimajor Axis (a) 6840.871 km 6840.870 km
    Eccentricity (e) 0.000096 0.000211
    Inclination (i) 53.1581° 53.1573°
    RAAN 83.2823° 162.3607°
    Perigee Argument 72.6928° 93.6493°
    Mean Anomaly (M) 287.4180° 266.4751°
    Apogee 463.394 km 464.180 km
    Perigee 462.074 km 461.286 km
    Orbit Epoch 2026-10-19T16:48:23+0000 2026-10-19T12:20:41+0000

    STARLINK-5449 & STARLINK-34489 Collision Probability (Pc) Trend

    STARLINK-5449 & STARLINK-34489 Collision Probability (Pc) TrendNot Available

    STARLINK-5449 & STARLINK-34489 Miss Distance (Miss Distance) Trend

    STARLINK-5449 & STARLINK-34489 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5449Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34489Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5449Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34489Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5449

    No nearby objects data