Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.761481E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T19:02:31+0800
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    1 Object 1

    AOE ID 23546
    NORAD ID 23546
    Object Type PAYLOAD
    Country
    ORB ORB
    VS

    2 Object 2

    AOE ID 55296
    NORAD ID 55296
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ORBCOMM FM 2 STARLINK-5285
    Time of Closest Approach 2026-09-13T19:39:42+0000
    Collision Probability (Pc) 3.761481E-6
    Conjunction Distance (km) 1.741 km
    Relative Speed (km/s) 12.481 km/s
    Conjunction Risk Parameters R (Radial): 1.698 | I (In-track): -0.215 | C (Cross-track): -0.313
    Collision Risk Index (CRI) 0.47
    X Position (km) -2015.091 -2015.916
    Position Y (km) -3697.494 -3698.215
    Position Z (km) -5532.455 -5533.806
    Velocity X (km/s) 6.135 1.375
    Velocity Y (km/s) 2.311 -6.407
    Velocity Z (km/s) -3.775 3.78

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 2 STARLINK-5285
    Semimajor Axis (a) 6946.607 km 6950.194 km
    Eccentricity (e) 0.000546 0.000386
    Inclination (i) 69.9623° 69.9977°
    RAAN 37.0869° 275.1869°
    Perigee Argument 327.2100° 269.1206°
    Mean Anomaly (M) 32.8720° 90.9511°
    Apogee 572.261 km 574.741 km
    Perigee 564.679 km 569.373 km
    Orbit Epoch 2026-09-12T02:34:47+0000 2026-09-11T18:15:01+0000

    ORBCOMM FM 2 & STARLINK-5285 Collision Probability (Pc) Trend

    ORBCOMM FM 2 & STARLINK-5285 Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 2 & STARLINK-5285 Miss Distance (Miss Distance) Trend

    ORBCOMM FM 2 & STARLINK-5285 Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5285Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5285Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 2

    No nearby objects data