Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.468624E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:55:46+0800
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    1 Object 1

    AOE ID 51988
    NORAD ID 51988
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68820
    NORAD ID 68820
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3640 STARLINK-37470
    Time of Closest Approach 2026-09-03T23:25:23+0000
    Collision Probability (Pc) 1.468624E-6
    Conjunction Distance (km) 2.744 km
    Relative Speed (km/s) 14.138 km/s
    Conjunction Risk Parameters R (Radial): 2.516 | I (In-track): -0.418 | C (Cross-track): -1.011
    Collision Risk Index (CRI) 0.38
    X Position (km) -319.567 -318.502
    Position Y (km) -5086.474 -5084.275
    Position Z (km) -4582.567 -4581.319
    Velocity X (km/s) 5.946 -0.983
    Velocity Y (km/s) -3.391 5.091
    Velocity Z (km/s) 3.352 -5.587

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3640 STARLINK-37470
    Semimajor Axis (a) 6848.852 km 6843.665 km
    Eccentricity (e) 0.000114 0.000215
    Inclination (i) 53.1580° 97.2853°
    RAAN 320.2939° 91.6315°
    Perigee Argument 82.5390° 94.7995°
    Mean Anomaly (M) 277.5741° 265.3493°
    Apogee 471.496 km 467.001 km
    Perigee 469.934 km 464.055 km
    Orbit Epoch 2026-09-01T12:09:48+0000 2026-09-02T13:34:08+0000

    STARLINK-3640 & STARLINK-37470 Collision Probability (Pc) Trend

    STARLINK-3640 & STARLINK-37470 Collision Probability (Pc) TrendNot Available

    STARLINK-3640 & STARLINK-37470 Miss Distance (Miss Distance) Trend

    STARLINK-3640 & STARLINK-37470 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37470Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3640Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37470Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3640

    No nearby objects data