Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.670022E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:09:51+0800
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    1 Object 1

    AOE ID 48151
    NORAD ID 48151
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58883
    NORAD ID 58883
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2503 STARLINK-31209
    Time of Closest Approach 2026-10-29T16:52:23+0000
    Collision Probability (Pc) 1.670022E-6
    Conjunction Distance (km) 2.41 km
    Relative Speed (km/s) 12.149 km/s
    Conjunction Risk Parameters R (Radial): 2.379 | I (In-track): -0.246 | C (Cross-track): -0.301
    Collision Risk Index (CRI) 0.39
    X Position (km) 4923.9 4925.344
    Position Y (km) -4631.057 -4632.949
    Position Z (km) 1032.151 1032.523
    Velocity X (km/s) 3.846 2.498
    Velocity Y (km/s) 2.74 4.007
    Velocity Z (km/s) -6.004 6.003

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2503 STARLINK-31209
    Semimajor Axis (a) 6838.818 km 6840.762 km
    Eccentricity (e) 0.000074 0.000165
    Inclination (i) 53.1600° 53.1612°
    RAAN 155.9681° 322.3710°
    Perigee Argument 79.7605° 78.2780°
    Mean Anomaly (M) 280.3482° 281.8408°
    Apogee 461.189 km 463.753 km
    Perigee 460.173 km 461.497 km
    Orbit Epoch 2026-10-27T00:04:45+0000 2026-10-27T02:17:47+0000

    STARLINK-2503 & STARLINK-31209 Collision Probability (Pc) Trend

    STARLINK-2503 & STARLINK-31209 Collision Probability (Pc) TrendNot Available

    STARLINK-2503 & STARLINK-31209 Miss Distance (Miss Distance) Trend

    STARLINK-2503 & STARLINK-31209 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2503Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31209Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2503Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31209Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2503

    No nearby objects data