Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.421666E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T06:48:23+0800
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    1 Object 1

    AOE ID 48148
    NORAD ID 48148
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57949
    NORAD ID 57949
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2491 STARLINK-30707
    Time of Closest Approach 2026-10-22T17:06:15+0000
    Collision Probability (Pc) 1.421666E-6
    Conjunction Distance (km) 2.603 km
    Relative Speed (km/s) 11.634 km/s
    Conjunction Risk Parameters R (Radial): -2.113 | I (In-track): -0.981 | C (Cross-track): -1.16
    Collision Risk Index (CRI) 0.38
    X Position (km) -5631.018 -5632.066
    Position Y (km) -2873.445 -2875.686
    Position Z (km) 2600.569 2601.378
    Velocity X (km/s) 4.229 0.273
    Velocity Y (km/s) -3.401 -5.42
    Velocity Z (km/s) 5.376 -5.376

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2491 STARLINK-30707
    Semimajor Axis (a) 6838.424 km 6840.873 km
    Eccentricity (e) 0.000160 0.000145
    Inclination (i) 53.1604° 53.1603°
    RAAN 194.3601° 51.5357°
    Perigee Argument 144.7373° 91.4143°
    Mean Anomaly (M) 118.1860° 268.7026°
    Apogee 461.379 km 463.726 km
    Perigee 459.195 km 461.746 km
    Orbit Epoch 2026-10-21T14:00:02+0000 2026-10-21T07:37:06+0000

    STARLINK-2491 & STARLINK-30707 Collision Probability (Pc) Trend

    STARLINK-2491 & STARLINK-30707 Collision Probability (Pc) TrendNot Available

    STARLINK-2491 & STARLINK-30707 Miss Distance (Miss Distance) Trend

    STARLINK-2491 & STARLINK-30707 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2491Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30707Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2491Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30707Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2491

    No nearby objects data