Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.757623E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:24:08+0800
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    1 Object 1

    AOE ID 57971
    NORAD ID 57971
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66496
    NORAD ID 66496
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30498 STARLINK-35909
    Time of Closest Approach 2026-09-05T19:02:20+0000
    Collision Probability (Pc) 4.757623E-7
    Conjunction Distance (km) 2.57 km
    Relative Speed (km/s) 1.352 km/s
    Conjunction Risk Parameters R (Radial): 0 | I (In-track): 2.56 | C (Cross-track): 0.227
    Collision Risk Index (CRI) 0.29
    X Position (km) 3648.525 3646.751
    Position Y (km) -3478.852 -3480.71
    Position Z (km) -4657.98 -4657.98
    Velocity X (km/s) 5.571 4.909
    Velocity Y (km/s) 5.172 5.804
    Velocity Z (km/s) 0.501 -0.494

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30498 STARLINK-35909
    Semimajor Axis (a) 6861.259 km 6861.179 km
    Eccentricity (e) 0.000132 0.000103
    Inclination (i) 43.0052° 42.9982°
    RAAN 49.8198° 66.5994°
    Perigee Argument 256.0305° 263.6484°
    Mean Anomaly (M) 104.0399° 96.4251°
    Apogee 484.031 km 483.746 km
    Perigee 482.213 km 482.338 km
    Orbit Epoch 2026-09-03T20:19:43+0000 2026-09-03T12:31:55+0000

    STARLINK-30498 & STARLINK-35909 Collision Probability (Pc) Trend

    STARLINK-30498 & STARLINK-35909 Collision Probability (Pc) TrendNot Available

    STARLINK-30498 & STARLINK-35909 Miss Distance (Miss Distance) Trend

    STARLINK-30498 & STARLINK-35909 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30498Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35909Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30498Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35909Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30498

    No nearby objects data